
I.FIV5
Racerback Body-Shaping Bra Medium To High-Impact Support
The i.FiV5 by Simons Racerback Body-Shaping Bra is a sleeveless, crop-length sports bra with a deep V neckline, wide shoulder straps, a racerback with a semi-circular keyhole cutout at the lower back, and a wide elastic underbust band. It provides moderate to high support for high-impact activities such as spinning, cross-training, cardio dance, and functional circuits, and is constructed from soft, stretch recycled nylon-blend shaping microfibre with a cool feel, a micro-perforated ventilating lining, Polygiene odor-control technology, and soft cups with removable foam padding.
- Material
- Soft, stretch recycled nylon-blend shaping microfibre
- Gender
- female
- Style
- activewear, performance, technical, sporty
- Category
- Apparel & Accessories > Clothing > Activewear
Specifications
Racerback body-shaping sports bra with medium-to-high impact support and breathable recycled nylon microfibre.
V neckline, pierced racerback, micro-perforated lining, Polygiene odor control, removable foam padding, reflective logo, moderate-to-high support.
- Material
- Soft, stretch recycled nylon-blend shaping microfibre
- Style
- activewear, performance, technical, sporty
- Occasion
- workout
- Gender
- female
- Age Group
- adult
- Condition
- new
- Category
- Apparel & Accessories > Clothing > Activewear
Additional Attributes
- racerback design with pierced back panel for extra breathability
- V neckline
- body-shaping microfibre fabric
- soft stretch recycled nylon blend with cool feel
- micro-perforated lining for maximum ventilation
- Polygiene technology to eliminate odour and prevent bacteria growth
- soft cups with removable foam padding
- reflective i.FiV5 logo
- moderate to high support for high-impact activities
- suitable for spinning, cross-training, cardio dance, and functional circuits
- designed in Canada
- part of the i.FiV5 by Simons PERFORMANCE collection
- exclusive i.FiV5 by Simons design
- medium-to-high impact support
Product Insights
Racerback Body-Shaping Bra Medium To High-Impact Support Moderate to high support for high-impact activities Alpha sizes X-SMALL to X-LARGE; fit by chest measurement Underband should act as a shelf and pass the two-finger check Polygiene treatment targets odour and bacteria; may reduce washing Exclusive Canadian-designed performance bra at 49 CAD with recycled nylon
Verified claims
- fit and sizing
- Alpha sizes X-SMALL to X-LARGE; fit by chest measurement
- support level
- Moderate to high support for high-impact activities
- suitable uses
- Built for spinning, cross-training, cardio dance and functional circuits
- underband fit
- Underband should act as a shelf and pass the two-finger check
- racerback function
- Racerback helps keep straps in place and shifts pressure off shoulders
- breathability
- Pierced racerback keyhole and micro-perforated lining add ventilation
- body fabric
- Body is 70% reprocessed nylon / 30% spandex shaping microfibre
- lining
- Lining is 90% polyester / 10% spandex with micro-perforations
- odour control
- Polygiene treatment targets odour and bacteria; may reduce washing
- cups
- Soft cups with removable foam padding
- care wash
- Machine wash inside out in cold water on delicate; do not soak
- care bleach
- Do not bleach or use fabric softener
- support self-check
- Self-check support with a mirror test during your activity
- styling
- Crop-length V-neck racerback with reflective logo for layering
- construction
- Wide underband and smooth molded cups; no visible underwire
- value
- Exclusive Canadian-designed performance bra at 49 CAD with recycled nylon
- gender
- Women's fit
Product record
- Title
- Racerback Body-Shaping Bra Medium To High-Impact Support
- Brand
- I.FIV5
- Price
- 49 CAD
- Availability
- In stock
Buying Guide
1 comparison · 6 sourcesUses
Support for cardio and strength workouts
This racerback body-shaping bra is designed by the merchant for demanding workouts that combine cardio and strength, such as spinning, cross-training, cardio dance, and functional circuits. It is designated as offering medium to high-impact support for high-impact activities. Note that the support level is a merchant designation rather than an independently verified measurement.[1]
Enhanced Ventilation During Training
Use this bra during training to ensure extra breathability and maximum ventilation. Its design includes a pierced racerback and V neckline, complemented by a micro-perforated lining to keep you comfortable while exercising.[1]
Controlling Odor and Bacteria during exercise
The bra incorporates Polygiene® technology. This feature helps eliminate odor and prevents the growth of bacteria while you exercise.[1]
Product comparison
Compared within this brand.
| Racerback Body-Shaping Bra Medium To High-Impact Support: Choose this if you want a crop-length racerback bra for demanding cardio and strength sessions like spinning, cross-training, cardio dance, or functional circuits, as it is described by the merchant as offering moderate to high support for high-impact activities. It is designed with a V neckline, pierced racerback, and micro-perforated lining for breathability, in a soft stretch recycled nylon blend with removable foam padding and Polygiene odour control. Note that the medium-to-high support designation comes from the product listing rather than an independent performance test.[1,2] | Racerback Sports Bra Medium To High-Impact Support: Choose this if you want a soft, buttery-feeling racerback bra for moderate to demanding cardio-and-strength sessions like spinning, cross-training, cardio dance, or functional circuits, with all-day comfort that many customers say lasts through workouts and washes. Reviews indicate support works well for smaller chests and lower-impact movement, but fuller cup sizes find it compressive rather than encapsulating, so it may not hold up for vigorous activity like running or HIIT. The removable foam padding can shift or bunch during wear or washing, and some suggest sizing down for a more locked-in feel given the stretchy band.[3] | Mesh Racerback Sports Bra Medium To High Support: Choose this if you want a bra for gym sessions and demanding cardio-and-strength workouts like spinning, cross-training, cardio dance, and functional circuits, with a breathable mesh back and Polygiene® technology that eliminates odour and prevents bacteria growth. Reviewer feedback suggests support is reliable for weightlifting, machines, and moderate activity, though running and HIIT support is hit-or-miss, so some advise treating it as a medium-support bra. Note that the fixed, non-adjustable straps can cause shoulder fatigue after hours of wear, especially for taller wearers or longer torsos.[4,5,6] |
Image Analysis
2 images- 01

Product
Front view of a fitted sleeveless crop sports bra occupying the upper torso of a model, shown in solid dark black fabric with a low v-shaped neckline and a wide underbust band.
- SilhouetteCrop-length sleeveless bra with a deep V-shaped front neckline and wide shoulder straps creating a racerback hint behind the shoulders.
1 region
x 0.18 · y 0.17 · w 0.64 · h 0.24 (high) - Underbust bandWide fitted underbust band that sits horizontally across the lower chest with a single seam line visible where band meets cup area.
1 region
x 0.18 · y 0.31 · w 0.64 · h 0.06 (high) - Fabric appearanceSmooth, matte stretch fabric with uniform texture and no visible print or pattern.
- Cup shapingSeamless-looking cup area with gentle molded contour but no visible underwire or separate cup seams on the front.
1 region
x 0.27 · y 0.20 · w 0.46 · h 0.16 (high) - Visible text or logoNo visible text, logo, or printed branding on the bra surface in this view.
Other
Studio portrait of a model wearing the garment, neutral light gray background, soft even lighting, shadows minimal; image framed to show head to hips with model facing forward and arms relaxed at sides.
- Model and poseFemale model shown from head to hips, facing camera with arms hanging naturally; torso centered in frame.
1 region
x 0.05 · y 0.02 · w 0.90 · h 0.96 (high) - BackgroundSolid light gray studio background with no props.
- LightingSoft, even studio lighting producing gentle shadows and natural skin highlights, especially on the face and arms.
- Image cropFramed to include head, torso, and upper legs; lower legs and feet are outside the image.
Colors
deep black· bra bodyblack· leggings visible below bra- SilhouetteCrop-length sleeveless bra with a deep V-shaped front neckline and wide shoulder straps creating a racerback hint behind the shoulders.
- 02

Product
Rear view of a black racerback sports bra worn by a model; the bra has wide shoulder straps, a curved racerback with a semi-circular keyhole cutout at the lower back, and a wide elastic underband. A pair of high-waist black leggings is visible below the bra.
- Racerback silhouetteBack of the bra forms a wide racerback with broad shoulder straps that converge into a rounded upper back panel.
1 region
x 0.18 · y 0.10 · w 0.64 · h 0.28 (high) - Lower back keyholeA horizontal semi-circular keyhole cutout centered on the lower back of the bra, opening just above the elastic underband.
1 region
x 0.33 · y 0.25 · w 0.34 · h 0.14 (high) - UnderbandWide elastic underband runs horizontally under the keyhole, providing a defined lower edge to the bra.
1 region
x 0.20 · y 0.34 · w 0.60 · h 0.06 (high) - Fabric finishFabric appears smooth and slightly matte with a flat stretch-knit look and no visible texture or pattern.
1 region
x 0.18 · y 0.10 · w 0.64 · h 0.68 (medium) - Visible lower garmentHigh-waist black leggings visible from waistband downward, with a vertical center back seam and a wide folded waistband panel.
1 region
x 0.16 · y 0.46 · w 0.68 · h 0.48 (high) - Strap widthShoulder straps are relatively wide and flat, not narrow or spaghetti-style.
2 regions
x 0.18 · y 0.10 · w 0.26 · h 0.18 (high); x 0.56 · y 0.10 · w 0.26 · h 0.18 (high)
Other
Studio product shot of a model shown from the rear against a plain light gray to white background with soft, even lighting and minimal shadows; image framed from the top of the head to the hips.
- Shot compositionRear-facing model centered in frame, crop includes head top to hips, background plain and uncluttered.
- LightingSoft, even studio lighting with subtle highlights on shoulders and upper back and minimal harsh shadows.
- Image qualityHigh-resolution, well-focused image with clear edges and visible garment seams.
Colors
black· bra main fabricblack· leggings main fabric- Racerback silhouetteBack of the bra forms a wide racerback with broad shoulder straps that converge into a rounded upper back panel.
Variants
15 SKUs| SKU | Title | Price | Avail |
|---|---|---|---|
| 4687791 | Racerback Body-Shaping Bra Medium To High-Impact Support - Black - X-Small | CA$49.00 | Yes |
| 4687792 | Racerback Body-Shaping Bra Medium To High-Impact Support - Black - Small | CA$49.00 | Yes |
| 4687793 | Racerback Body-Shaping Bra Medium To High-Impact Support - Black - Medium | CA$49.00 | Yes |
| 4687794 | Racerback Body-Shaping Bra Medium To High-Impact Support - Black - Large | CA$49.00 | Yes |
| 4687795 | Racerback Body-Shaping Bra Medium To High-Impact Support - Black - X-Large | CA$49.00 | Yes |
| 4687796 | Racerback Body-Shaping Bra Medium To High-Impact Support - White - X-Small | CA$49.00 | Yes |
| 4687797 | Racerback Body-Shaping Bra Medium To High-Impact Support - White - Small | CA$49.00 | Yes |
| 4687798 | Racerback Body-Shaping Bra Medium To High-Impact Support - White - Medium | CA$49.00 | Yes |
| 4687799 | Racerback Body-Shaping Bra Medium To High-Impact Support - White - Large | CA$49.00 | Yes |
| 4687800 | Racerback Body-Shaping Bra Medium To High-Impact Support - White - X-Large | CA$49.00 | Yes |
| 4687801 | Racerback Body-Shaping Bra Medium To High-Impact Support - Green - X-Small | CA$49.00 | Yes |
| 4687802 | Racerback Body-Shaping Bra Medium To High-Impact Support - Green - Small | CA$49.00 | Yes |
| 4687803 | Racerback Body-Shaping Bra Medium To High-Impact Support - Green - Medium | CA$49.00 | Yes |
| 4687804 | Racerback Body-Shaping Bra Medium To High-Impact Support - Green - Large | CA$49.00 | Yes |
| 4687805 | Racerback Body-Shaping Bra Medium To High-Impact Support - Green - X-Large | CA$49.00 | Yes |