Chums Switchback Retainer

Q: Will these fit Costa Bloke ?

They should. Our Switchback retainers have 2 different openings, one for smaller ends and one for regular/larger ends.

Product ID: 550053870

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🌊UV & corrosion resistant silicone

⚖️Ultra-lightweight at 0.5 oz

🕶️Universal fit for all frame sizes

Frequently Bought Together

Chums Switchback Eyewear Retainer - Lightweight Silicone Sunglasses Strap

Chums Switchback Safety Eyewear Retainer - Lightweight & UV Resistant Silicone Sunglasses Strap for Men & Women - Black/Smoke

Chums Slim Retainer - Adjustable Eyewear Keeper - Thin Silicone Safety Eyewear Retainer for Women & Men

Description

🕶️ Keep your vision sharp and your style sharper with ChumsSwitchback!

COMFORT THAT LASTS ALL DAY - One-piece molded design is feather-light and irritation-free, so you forget it’s even there.
FITS EVERY FRAME EVERY STYLE - Dual attachment ports adapt seamlessly to small wireframes or larger standard glasses.
LIFETIME WARRANTY BACKED TRUST - Since 1983, Chums guarantees quality and durability with a lifetime warranty against defects.
NEVER LOSE YOUR FAVORITE GLASSES - Snug, secure fit keeps your eyewear exactly where you need it—always within reach.
BUILT FOR ADVENTURE READY FOR ANYTHING - Durable silicone resists UV rays and corrosion—perfect for ocean, river, or urban explorations.

The ChumsSwitchback Retainer is a lightweight, durable silicone eyewear strap designed to fit all frame sizes with dual attachment ports. UV and corrosion resistant, it’s perfect for active lifestyles including fishing and kayaking. Comfortable for all-day wear and backed by a lifetime warranty, it ensures your glasses stay secure and accessible no matter where your day takes you.

Specifications

Age Range	Adult
Color	Black/Aqua Marine
Size	One Size
Style	Switchback Retainer
Team	Chums
Frame Material	Silicone
Height	10.5 inches
Length	1.25 inches
Width	0.25 inches
Material Type	Silicone
Number of Items	1
Outer Material	down
Season	Year-round
Features	Helmet Compatible
Sport	Fishing, Kayaking
Included Components	Eyewear Retainer
Batteries Included?	No
Brand	Chums
Department	mens
Manufacturer	Chums
Item model number	12308884
Product Dimensions	10.16 x 15.24 x 2.54 cm; 11.34 g
ASIN	B07GL4G5SY

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Will these fit Costa Bloke ?

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