Pierce Aviator Sunglasses

Verified claims

Driving clarity

Non-polarized lenses avoid LCD screen blackout and windshield stress patterns while driving.

UV protection

Provides 100% UV protection (UV400) independent of polarization.

Polarization

Non-polarized lenses avoid LCD blackout and windshield moiré, while blocking 100% UV.

Contrast

Brown lens tint sharpens contrast on overcast days.

Fit check

Buyers can check fit by ensuring lenses cover eyebrows and avoid cheekbones; best for oval, square, heart-shaped faces.

Frame care

The metal and plastic frame cannot be custom-fit by an optician and may warp under high heat.

Durability

Daily-use lifespan of 2–3 years, with warping risk and limited adjustability.

Heat sensitivity

Plastic frame parts can warp in high heat.

Frame adjustment

Tighten micro-screws instead of bending plastic arms to restore fit.

Lifespan

Plastic frames last about 2-3 years with daily wear.

Value

All Le 31 aviators, including Pierce, are $29 with full UV400 protection.

Lens technology

Non-polarized contrast lenses avoid screen blackout and boost contrast.

Design

Ultra-thin metal-and-plastic frame with patterned brown or black finish.

House brand

Le 31 is Simons' exclusive in-house label, backing the 100% UV protection claim.

Color options

Patterned Brown variant offers a textured tortoise-shell design.

Frame styling

Ultra-thin metal and plastic frame with contemporary tortoise-shell pattern.

Product record

Title

Pierce Aviator Sunglasses

Brand

Le 31

Price

29 CAD

Availability

In stock

Value comparison among $30 aviator sunglasses

• Full UV400 protection is a non-negotiable baseline for eye safety, and the Pierce delivers it at $29 — a price where many no-name budget aviators may cut corners on UV filtering, but the Simons house brand ensures a minimum standard that is actually stated on the product rather than implied.
• The Patterned Brown colorway moves beyond the standard solid aviator with a textured finish that references classic tortoise-shell but in a more contemporary, patterned arrangement — making the Pierce one of the few sub-$30 aviators to offer a distinctive, fashion-forward look that stands apart from plain black or gold frames.
• The frame combines metal and plastic in an ultra-thin profile, at a price ($29 CAD) where all-plastic or bulky metal frames dominate — the thinness delivers a lightweight, barely-there feel that elevates the classic aviator silhouette into a more modern, minimal accessory.
• Every Le 31 aviator — whether it's the Pierce, Saxton, Lawrence, or Trey — carries the identical $29 CAD price, turning the selection into a pure style decision: ultra-thin metal contrast-lens retro, classic metallic polarized, or colored plastic frames, all without a price penalty for any one look.
• The Pierce is part of Simons' in-house Le 31 line, designed in Canada — a detail that distinguishes this $29 aviator from generic import frames and signals a certain retail-backed curation and accountability that home-brand sunnies at this price rarely carry.

How contrast lenses affect your vision

• Since the Pierce lenses lack a polarizing filter, wearers avoid two optical annoyances: the screen-blackout effect that occurs when polarized sunglasses interact with LCD displays, and the moiré or rainbow patterns that polarized lenses can reveal in tempered glass windshields.
• The Patterned Brown variant’s brown lens tint selectively filters blue light, noticeably sharpening contrast on hazy or overcast days and making road surfaces and landscape contours pop — the same optical effect that made brown-tinted lenses a standard for U.S. military pilots starting in the 1930s.
• Brown and gray contrast lenses of this class typically transmit 15–30% of visible light, striking a balance that darkens the field enough to limit squinting while preserving sufficient detail and color discrimination for activities like driving and walking.
• The lenses block all ultraviolet light below 400 nm, protecting the cornea and retina from long-term UV damage, while the contrast tint reduces the total visible light entering the eye, which helps maintain a relaxed pupil and reduces the eye strain that leads to squinting in bright conditions.

Aviator fit and face shape suitability

• Aviators are designed with oversized lenses that should cover most of the eyebrows and never touch the cheekbones—if the ONE SIZE frame sits too low it will hit your cheeks when you smile, and if too high it leaves a sun gap above the brows, so a quick self-test is to check eyebrow coverage and ensure lashes don't brush the lenses.
• The classic teardrop aviator silhouette is broadly flattering, especially for oval, square, and heart-shaped faces—the curved bottom softens angular jawlines while the wide top bar balances broader foreheads—but very round faces may find the lens echoes their own curves too strongly, making navigator-style squared-off frames a more complementary alternative.

Durability of metal-plastic hybrid frames

• The thermoplastic components can warp if left in a hot car or under direct sunlight — a risk unique to plastic frames — so storing the Pierce in a case rather than on the dashboard dramatically extends its usable life.
• Unlike full-metal frames that an optician can heat and bend for a precise face fit, the rigid plastic elements on the Pierce resist professional re-shaping — any loosening over time must be addressed by tightening micro-screws rather than by temple or nose-pad manipulation.
• With daily use the frame's plastic portions will dictate longevity, averaging 2–3 years before cracking or fading sets in — a lifespan in line with the $29 CAD outlay and consistent with general performance of plastic frames in this budget tier.