No Side Effect plunge bra product image (primary)
Front view of a black molded plunge bra on a model showing smooth cups, underwire outline, adjustable straps, and a narrow center band with a small horizontal cutout.

Warner's

No Side Effect Plunge Bra

4.5/5 (30)
CA$29.95CA$54.00-45%
In Stock

The No Side Effect Plunge Bra by Warner's at MiiyuSoft is a women's underwire bra made from soft stretch microfibre with lightly padded, moulded cups. It features front-adjustable satiny straps, a two-hook back closure, and extra side coverage. This bra provides moderate support and a smooth, seamless fit.

Color

Specifications

Material
Cup: 78% nylon, 22% spandex; Sides: 76% nylon, 24% spandex; Cup lining: 100% polyester; Elastic band: 88% nylon, 12% spandex; Other parts: 98% nylon, 2% spandex
Gender
female
Age Group
adult
Condition
new

Product Insights

The Warner's No Side Effect Plunge Bra delivers sports-bra-level secure hold and shape without discomfort, sleevage, gaping, or the pancake effect, thanks to side smoothing and moulded plunge cups that sit invisibly under low necklines. Front-adjustable padded satiny straps allow quick tension changes without removing the bra. However, to maintain its shape and resist pilling, the bra requires careful hand washing in cold water with no heat or chemicals, trading off convenience for longevity.

Verified claims

Side smoothing
Extra side coverage smooths the underarm area and helps prevent side bulge without the band cutting in.
Shape
Lifts and shapes without the pancake effect, and the hold is almost sports bra-level secure.
Shaping
Moulded plunge cups are designed for low necklines and help prevent peek-through.
Strap adjustability
Front-adjustable satiny straps allow quick tension adjustment without removing the bra.
Secure hold
Stays secure during sudden movement, almost sports bra-level.
Straps
Padded satiny front straps adjust without contorting or removing the bra.
Plunge depth
Sits lower than demi/full coverage, invisible under low necklines.
Fabric finish
The black is a deep, true black with a subtle matte finish; the fabric resists pilling when cared for properly.
Durability
With proper care (hand wash cold, no heat/chemicals), the bra keeps its shape and resists pilling for many washes.
Fabric softness
Buyers describe the bra as very soft and extremely comfortable, and say it can be worn under tight clothes.
Band flexibility
The side-panel blend uses a higher spandex ratio than the cups, giving the smoothing zones extra elasticity to hold in side bulge without the band cutting in.
Support level
The bra provides moderate support with a hold that is almost sports bra-level secure.

Product record

Title
No Side Effect Plunge Bra
Brand
Warner's
Price
54 CAD
Availability
In stock

Buying Guide

1 comparison · 6 sources

Uses

A smooth, invisible look under tight tees and thin fabrics

Customer reviews report that this plunge bra's flat, smooth design stays invisible under tight tees and body-hugging tops, with side panels that lay flat and an underarm lining that helps prevent bulges. One reviewer testing it described the fabric as firm enough to hold in underarm bulge while giving a nice overall shape. A caveat: with repeated wear, some reviewers note the side seams may start to open, which can affect that smooth fit.[1,2]

All-day comfort for work or travel

Customer reviews describe this Warner's plunge bra as comfortable to wear from morning to evening, thanks to soft materials and a non-pinching band. The soft cut and forgiving fabric are said to make it easy to wear for long stretches without irritation, making it a pick for long workdays or travel days.[2]

For a secure, smooth, shapely fit under clothes

This plunge bra is designed for days when you want a secure fit that smooths underarm bulge while giving a nicely contoured shape — one wearer described it as almost sports-bra-level secure, with firm fabric that holds in the sides. Fit is reported reliable for many, and some customers find their size on the first try, though the plunge cut may not suit every body shape, and some with larger cup sizes found the two-hook band less supportive.[1,2]

A go-to bra loyal customers reorder for years

Shoppers who love this Warner's plunge bra tend to stick with it: per a review analysis, some reviewers report wearing this exact model for years and reordering it, citing its consistent fit, quality, and durability. That said, one reported experience notes the side seams may start to open with repeated wear, which could affect the smooth fit.[2]

Product comparison

Compared within this brand.

Why and when to choose each product
This product

No Side Effect Plunge Bra

Warner's

simons.ca

Same brand

Easy Does It Wireless Full-Coverage Bra

Warner's

simons.ca

Same brand

Cloud 9 Wireless Bra

Warner's

simons.ca

No Side Effect Plunge Bra: Choose this if you want a smooth, invisible look under tight tees and body-hugging tops — customer reports describe flat side panels, an underarm lining that prevents bulge, and a design that disappears under thin fabrics. It's also a comfortable all-day option, with soft materials and a non-pinching band, and some reviewers report wearing and repurchasing it for years. Note that its two-hook band closure can feel flimsy and may not provide enough lift for fuller busts or larger cup sizes, and the plunge cut can lead to gaping or fit issues on some body types.[2]Easy Does It Wireless Full-Coverage Bra: Choose this if you want a wire-free full-coverage bra for all-day office or home wear: its soft, seamless design disappears under fitted clothes and reviewers report no marks even after 10+ hours, with support and flexibility for low-impact activities like yoga or walking. Reviewers frequently recommend sizing up, since the band runs tight and the cups feel smaller than average, so those between sizes may need to order up or use an extender. Note that some wearers with larger busts find it lacks the structured lift of underwire, and its look is utilitarian rather than stylish—many reviewers choose it as a comfortable everyday workhorse.[3]Cloud 9 Wireless Bra: Choose this if you want a wire-free bra for all-day comfort at the office or home, especially in small to medium (A–C) cup sizes, where reviews report a smooth, no-bulge silhouette with enough support for everyday activities, and many customers called it their best bra ever. Front-adjustable straps let you fine-tune the fit without reaching behind your back, and many customers report it holds its shape and softness after multiple washes. Note the band runs small and snug—several wearers needed the loosest hook or an extender—while the front-placed plastic adjusters can show bumps under tight or thin tops, and D+ cup wearers seeking strong lift may find the support lacking.[4,5,6]

Image Analysis

2 images
No Side Effect plunge bra product image (primary)
01

Product

Front view of a black molded plunge bra on a model showing smooth cups, underwire outline, adjustable straps, and a narrow center band with a small horizontal cutout.

  • Molded cupsSmooth, lightly shiny molded cups with seamless outer surface and a soft lustre finish.
    1 regionx 0.16 · y 0.32 · w 0.68 · h 0.20 (high)
  • Underwire outlineSlightly raised underwire contour visible along the lower edge of each cup, creating a curved seam line.
    1 regionx 0.16 · y 0.44 · w 0.68 · h 0.08 (high)
  • Center band cutoutNarrow center band between cups with a small horizontal cutout/opening just above the band.
    1 regionx 0.43 · y 0.42 · w 0.14 · h 0.06 (high)
  • Adjustable strapsThin shoulder straps with visible adjustable sliders and small circular strap-to-cup rings at the front attachment points.
    2 regionsx 0.11 · y 0.16 · w 0.16 · h 0.28 (medium); x 0.73 · y 0.16 · w 0.12 · h 0.26 (medium)
  • Fabric finishFabric appears smooth and slightly reflective, suggesting a satin-like or microfibre finish on all visible bra surfaces.

Other

Styled product photograph showing a cropped model torso against a plain beige background with soft, even lighting and minimal shadows.

  • Model crop and poseImage shows a cropped female model from chin to hips, left hand resting near lower abdomen; bra shown fitted on the model.
    1 regionx 0.06 · y 0.02 · w 0.88 · h 0.96 (high)
  • Background and lightingNeutral beige wall background with soft, diffused lighting and gentle shadows under the breasts and arm.
  • Additional garment visibleA matching black lower garment is partially visible at the bottom of the frame below the bra band.
    1 regionx 0.20 · y 0.62 · w 0.60 · h 0.18 (high)

Colors

black· bra cups, band and straps#15120D
No Side Effect plunge bra product image 2
02

Product

Rear view of a black plunge bra worn by a model, showing the back band, thin adjustable straps, and a two-column hook-and-eye closure.

  • Back bandSmooth black fabric back band with a straight lower edge and slight curve at the upper edge where it meets the straps.
    1 regionx 0.18 · y 0.44 · w 0.64 · h 0.12 (high)
  • Hook-and-eye closureCentered rectangular two-column hook-and-eye closure panel in matching black fabric with visible vertical stitching and two visible hook rows.
    1 regionx 0.44 · y 0.46 · w 0.08 · h 0.08 (high)
  • Shoulder strapsThin black shoulder straps with a subtle sheen, attached to the band at back with reinforced stitching; straps appear adjustable though adjuster hardware is not visible in this view.
    2 regionsx 0.12 · y 0.06 · w 0.14 · h 0.56 (high); x 0.66 · y 0.06 · w 0.14 · h 0.56 (high)
  • Fabric finishFabric appears smooth and matte with a slight sheen on the straps, no visible texture or lace.
  • Visible seamsNarrow topstitched seams where straps join the band and along the top edge of the band near the closure.
    1 regionx 0.32 · y 0.40 · w 0.36 · h 0.12 (medium)

Other

Studio rear-shot of a model cropped at mid-hip, neutral beige background, soft even lighting and minimal shadows.

  • Shot compositionRear three-quarter crop of a standing model, torso centered in frame; head partially visible turned to the right.
  • Background and lightingPlain warm beige background with even, soft lighting producing gentle shadows under the band and along the model's contours.
  • Additional clothing visibleHigh-waist black bottoms visible from the waist down but cropped; distinct from the bra.
    1 regionx 0.18 · y 0.62 · w 0.64 · h 0.28 (high)
  • Image qualityHigh-resolution, well-focused image with natural skin tones and minimal grain.

Colors

solid black· band and closure#1B140Dblack with slight sheen· shoulder straps#140E0A

Variants

10 SKUs
All variants of No Side Effect Plunge Bra
SKUTitlePriceAvail
1951298No Side Effect Plunge Bra - Black - 34-BCA$39.95CA$54.00Yes
1951299No Side Effect Plunge Bra - Black - 34-CCA$39.95CA$54.00Yes
1951300No Side Effect Plunge Bra - Black - 34-DCA$39.95CA$54.00Yes
1951301No Side Effect Plunge Bra - Black - 36-BCA$39.95CA$54.00Yes
1951302No Side Effect Plunge Bra - Black - 36-CCA$39.95CA$54.00Yes
1951303No Side Effect Plunge Bra - Black - 36-DCA$39.95CA$54.00Yes
1951304No Side Effect Plunge Bra - Black - 38-BCA$39.95CA$54.00Yes
1951305No Side Effect Plunge Bra - Black - 38-CCA$39.95CA$54.00Yes
1951306No Side Effect Plunge Bra - Black - 38-DCA$39.95CA$54.00Yes
4522056No Side Effect Plunge Bra - Black - 40-CCA$39.95CA$54.00Yes

Documents & Data

Customer Reviews

30 total
4.5

30 reviews · out of 5

Pas aimer seulement

★★★★★Johanne

Pas aimer seulement

FINALLY! A bra that does what it says it will!!

★★★★★Shelly G.

I am embarrassed to say, but I still have my NSEP bra from the Bay from 8 years ago, but the bras disappeared long before the Stores closed. So, the search began. It was like they just stopped making them. Then I came across Simons and found my Bra!! I was elated because not only is it the same bra, well made but now I can have it in Black and Beige, with pantie's to match (sold separately). Beyond Happy with my Purchases!

Perfect!

★★★★★Natalia E.

Perfect!

Parfait!

★★★★★diane v.

La coupe, le modele ainsi que la grandeur me vont parfaitement. Tres satisfaite de cet achat.

Great fit!

★★★★★Mel

Wow, buying a bra during covid seemed impossible, but with Simons excellent return policy, I was able to find one that works! This sits very flat against my body under the bust, and the side panels are looser under the arms to allow for a smoother fit. I finally had to retire my old Warner's bras after many years, so I'm hopeful the quality is consistent with this one.

Bien

★★★★★Sharon

Bien

Fais tres bien. Bonnet moyen

★★★★★Louisette D.

Fais tres bien. Bonnet moyen parfait. Couleur prune belle neutre et différente

Bra

★★★★★Arlette S.

Great

Nice fit.

★★★★★Kiratpal

Nice fit.

Très bien

★★★★★Roxanne

Très bien

Facile

★★★★★Manon P.

Facile

The bras I purchased online

★★★★★Phyllis

The bras I purchased online were exactly as described and really super quality.

Correct

★★★★★Lucie

Correct

Bras

★★★★★Lynn D.

I like this brand of Bras. Simon's carries them, so I order through Simon's

Smooth cups

★★★★★Kathleen P.

Great for under thin T shorts or tops. Fits well

Comfortable under wire bra

★★★★★Anne C.

Have been buying this bra for years, so glad Simons now stocks

Simple and classy

★★★★★Lorraine L.

First time I buy a bra on-line and it fits!! And it was delivered within 24hrs! (Standard delivery) Very happy with my purchase.

Tres confortable!

★★★★★Chantal

Tres confortable!

Me convient parfaitement

★★★★★Anonymous

Me convient parfaitement

Disappointed with sizing, quality and consistency

★★★★★Connie M.

The quality of construction, specifically the flimsiness of the band and the number of only two hooks, and the quality and size of the cup did not meet expectations.

Malheureusement il ne convenait pas

★★★★★Manon

Malheureusement il ne convenait pas du tout à ma silhouette.

Excellent fitting

★★★★★Kirat B.

I have reorder this item many times now and is my all time favourite.

Soutien-gorge Warner's noir couvrant

★★★★★Mélanie

Beau soutien-gorge confortable et facile à porter. Or, il ouvre un peu sur les côtés avec l'usure.

perfect fit

★★★★★brenda s.

Great Bra

Warner’s Bra

★★★★★M. L.

Comfortable

Tres confortable

★★★★★Isabelle L.

Tres bien ajusté

J'aime la doublure sous le

★★★★★Claudia

J'aime la doublure sous le bras pour éviter un « bourrelet ».

Seyant.

★★★★★Anonymous

Seyant.

super comfortable bras

★★★★★Vlada G.

This is not a sexy bra, but it is very soft and extremely comfortable. Can be worn under tight clothes.

Je vais retourner

★★★★★Anonymous

Je vais retourner

Provenance

Merchant Link
https://www.simons.ca/en/women-underwear/bras/plunge/no-side-effect-plunge-bra--6800-31356?colourId=1
Updated