STRIKER DL The new Dacor Sport Striker masks are the latest in dive mask technology. Using a 4mm tempered glass lens and frameless design; these masks are virtually unbreakable and weigh 20% less than traditional plastic frame masks. Available in black or clear surgical grade silicone skirt and strap. The patented co-molded purge valve in the nose pocket of the Striker SL Purge and DL Purge allows the diver to easily clear water from the mask. The skirt and frame provide generous sizing, allowing the mask to fit young teenagers through adults. Single window and two-window design will ensure every user will find a mask with the features they need. STRIKER SL The new Dacor Sport Striker masks are the latest in dive mask technology. Using a 4mm tempered glass lens and frameless design; these masks are virtually unbreakable and weigh 20% less than traditional plastic frame masks. Available in black or clear surgical grade silicone skirt and strap. The patented co-molded purge valve in the nose pocket of the Striker SL Purge and DL Purge allows the diver to easily clear water from the mask. The skirt and frame provide generous sizing, allowing the mask to fit young teenagers through adults. Single window and two-window design will ensure every user will find a mask with the features they need.