Knockaround Sunglasses | Fast Lanes | Glossy Tortoise Shell / Amber Headlights The intuitive high-flow valve makes

The intuitive high-flow valve makes drinking easier

zippered back pocket doubles as a stow sack

polarized black smoke lenses

Expandable

Fits all Salomon flasks and bladders

Knockaround Sunglasses | Fast Lanes | Glossy Tortoise Shell / Amber Headlights The intuitive high-flow valve makesTortoise shell sunglasses are about as timeless as it gets, and these tortoise shell Fast Lanes from Knockaround are no exception. They feature Knockaround's stylish, rectangular lenses that offer a clean cut, contemporary vibe, but are dressed to the nines with tortoise shell frames and bold amber polarized lenses. The best part is, their polarized Fast Lanes look great on just about every face shape, so you can be confident that these babies will