Flak Beta
Black Polarized
Black Polarized
Black Polarized
Brown Polarized
Brown Polarized
Brown Polarized
Fire Red Polarized
Fire Red Polarized
Fire Red Polarized
Ice Blue Polarized
Ice Blue Polarized
Ice Blue Polarized
Titanium Polarized
Titanium Polarized
Titanium Polarized
Emerald Green Polarized
Emerald Green Polarized
Emerald Green Polarized
24K Gold Polarized
24K Gold Polarized
24K Gold Polarized
Purple Polarized
Purple Polarized
Purple Polarized
Transition Polarized
Transition Polarized
Transition Polarized
WL179 shared
WL179 shared
WL179 shared
WL179 shared
Flak Beta
Black Polarized
Black Polarized
Black Polarized
Brown Polarized
Brown Polarized
Brown Polarized
Fire Red Polarized
Fire Red Polarized
Fire Red Polarized
Ice Blue Polarized
Ice Blue Polarized
Ice Blue Polarized
Titanium Polarized
Titanium Polarized
Titanium Polarized
Emerald Green Polarized
Emerald Green Polarized
Emerald Green Polarized
24K Gold Polarized
24K Gold Polarized
24K Gold Polarized
Purple Polarized
Purple Polarized
Purple Polarized
Transition Polarized
Transition Polarized
Transition Polarized
WL179 shared
WL179 shared
WL179 shared
WL179 shared

Walleva Replacement Lenses for Oakley Flak Beta (OO9363 Series)

WL179-BL

$25.99
/
Shipping calculated at checkout.
Color
Material

Premium replacement lenses for the Oakley Flak Beta. Restore UV protection, clarity, and style — at a fraction of new frame cost.

Which lens for your activity?

Polarized is the best all-rounder — popular picks:

  • 🕶️ Everyday — Polarized; Black/Brown/Grey
  • 🚗 Driving — Polarized; Brown/Grey
  • 🎣 Fishing / boating — Polarized; Mr. Shield for wet/salt
  • 🚴 Cycling — Polarized; Fire Red/Brown
  • 🥾 Hiking — Polarized or Transition; Brown/Emerald
  • 🏃 Running — impact-rated (Z87.1 NP or Mr. Shield)

👓 See all 16 activities — golf, tennis, skiing, night riding, shooting & more — in the Lens Guide tab below.

⚠️ Fits Oakley Flak Beta only — does NOT fit the Flak 2.0, Flak 2.0 XL, original Flak Jacket, Flak Jacket XLJ, Flak Jacket XLJ (vented), or Flak Draft; also does NOT fit the Half Jacket, Half Jacket XLJ, Half Jacket XLJ (vented), Half Jacket 2.0, or Half Jacket 2.0 XL (different Oakley line — verify your model code). See the Fit Guide below for all compatible frames.

Fits: Oakley Flak Beta — all OO9363 frames, any color. Every Flak Beta OO9363 uses the same lens shape, so any colorway fits — just confirm your frame reads "OO9363".

Lens width: 64 mm

All OO9363 model codes: Show all 11 codes

Find your SKU: View photo guide

Full frame list: View all Flak Beta models on O-Review

Installation video: Watch on YouTube

How to test polarization: Watch on YouTube

Polarized is the best all-rounder — the picks below fine-tune the lens for each use.

☀️ Glare & water — Polarized is king

  • 🕶️ Everyday / casual — Polarized; Black, Brown or Grey
  • 🚗 Driving — Polarized (cuts road & hood glare); Brown / Grey
  • 🎣 Fishing / boating — Polarized; Mr. Shield for salt/wet; Brown / Grey
  • 🏖️ Beach & poolside — Polarized, dark Grey/Black; Mr. Shield
  • 🚣 Water sports (kayak, surf, paddle) — Polarized + Mr. Shield

🏃 Sport & trail

  • 🚴 Road cycling — Polarized, high-contrast Fire Red / Brown
  • 🚵 Mountain biking — Transition (light shifts under canopy); Brown / Emerald
  • 🥾 Hiking — Polarized or Transition; Brown / Emerald
  • 🏃 Running — light & impact-rated (Z87.1 Non-Polarized or Mr. Shield)
  • ⛳ Golf — Brown or Rose for green-reading; Non-Polarized
  • 🎾 Tennis / pickleball — high-contrast Rose / Fire Red; impact-rated
  • ⛷️ Skiing / snow — high-contrast Brown / Rose, mirror finish
  • 🏍️ Motorcycle — impact-rated (Z87.1); Grey / Brown

🌙 Low-light & specialty

  • 🌙 Night riding / driving — Yellow (never a dark tint at night)
  • ☁️ Overcast / dawn & dusk — Pink/Rose or Transition
  • 🎯 Shooting / range — Clear or Yellow

⚠️ Always confirm your exact frame & model in the Fit Guide below before ordering.

Material: Triacetate (TAC) · Thickness: 1.4mm · Polarization: 100%

Light transmission: 16% (Transition: 12%–40%)

Features:

  • Front side anti-scratch coating
  • Water & dust resistant
  • Polished edge
  • Shatter proof

Care: Avoid salt water, pool water, soap/detergent, and alcohol-based cleaners. Clean with clear water and microfiber cloth only.

Transparency: See how our lenses are made & quality-tested →

  • 100% UV protection — exceeds ANSI Z80.3 and EN 1836:2005
  • Passed FDA Drop Ball Test
  • Impact resistant: Z80.3

Warranty:

  • 1-year warranty against manufacturing defects

Shipping:

  • Ships in 1 business day
  • US: Free USPS First Class Mail (trackable)
  • International: USPS First Class International, 2–6 weeks

Returns:

  • 60-day return window
  • Item must be new, unworn, and unused
  • Questions? cs@walleva.com
  • Free US Shipping
  • 60-Day Returns
  • 1 Year Warranty

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