Durable woven nylon construction

Simple and easy to fit

Due to the shear surface area and support of each knob

One of the early tests to determine how well the foam would 'rebound' back into shape was to repeatedly strike it with a hammer on a concrete floor

11 speed - 11-48T:

100 Percent Hypercraft XS Sunglasses - One Size Fits Most - Matte Black Smoke Lens Envelope Shipping Durable woven nylon constructionHYPERCRAFT XS introduces a new generation of athletes to the lightest, strongest and most dynamic performance shield on the market. Loaded with the same game changing UltraCarbon technology of HYPERCRAFT, this smaller scale shield is designed for those smaller faces, uncompromising women, and young athletes that demand bold performance eyewear. Highlights Designed in California Superior optics with Ultra HD lenses made from crack and chemical