Have you ever seen a Snowboard or Motocross Goggles with a Silicone Strap? Ofcourse not, the elastic strap is easier and more convenient to use. TheSherwood Scope Slim mask utilizes similar strap systems for a frameless maskwith one of a kind styling! The Scope Slim provides unmatched comfort. Unlikeother silicone based silicone straps, the Scope mask's unique design providesease of donning on and off. Women with long hair or individuals with no haircertainly appreciate this new design. This single tempered glass lens maskprovides a wide field of view. The masks silicone skirt has a double featherededge and is bonded directly to the tempered lens with no frame. The elasticstrap works in concert with the attachment point for a perfect seal on theface. The strap is simple with a single adjustment for proper fitting and hasa small additional loop to used as a snorkel keeper since most snorkel keepersare too small to fit on the strap.