This highly waterproof

and automatically triggers the Active Strap Technology

Groms Tweakback™ – Tweakback™ highbacks are constructed using an injected urethane that is formulated to perform in cold temperatures and will allow you to flex the highback to its limit without any distortion

while flatlock seams prevent chafing during vigorous movement

Weight (g): 415

Suncloud Range Sunglasses Color:Matte Black | Polarized Silver Mirror This highly waterproofPolarized polycarbonate lenses 8 base lens curvature Evolve bio based frame material Custom metal logo plaques Microber cleaning storage bag 100% UV protection Medium fit