* Antibacterial Treatment  * Sustainable SeaWool  * Odor-Block & Quick Dry * Heat Retention * UV 50+  The SeaTex Eco Performance Mask offers maximum protection with sustainable production. Made with 2 layers of SeaWool, 100% recycled PET water bottles and oyster shells, spun into Polyester. SeaWool is anti-static and offers UV+ 50 with a superior warmth-to-weight ratio. The layers are treated with Polygiene®, an eco-friendly antibacterial finish using Silver Salt (Silver Chloride) to prevent the growth of odor-causing microbes. Train at ease with the lightweight design, pliable nose guard, adjustable straps and Polygiene® storage bag. Care: Machine wash cold and air dry.  Materials: 100% Recycled Polyester with an Antibacterial Polygiene® Treatment.  Size: Regular: (6.5" Length, 9” Width) & Small: (5.75" Length, 8.25" Width)