Smith Defy Sunglasses Youth Product Variable knurl pattern alternates from

Variable knurl pattern alternates from smooth to sharp texture to provide more traction without irritating your hands

Fixed back panel system with ventilating air mesh on the back and shoulder straps

breathable merino wool that manages sweat

naturally high in electrolytes and low in carbohydrates

Super Bike Wash can be used two ways: spray on and wipe off

Smith Defy Sunglasses Youth Product Variable knurl pattern alternates fromWhether you're running, rolling or sliding, a crisp view of the terrain translates to full speed ahead fun. The Smith Defy sunglasses double down with a lightweight, rimless design and terrain defining ChromaPop optics for unobstructed, high contrast vision. Whether you're on the move in the hills or simply taking in the view from the back deck, an interchangeable lens lets you match the light conditions.