Zan Headgear Half Mask Neoprene Thin Blue Line Half Mask. The neoprene fabric of the Zan Headgear Thin Blue Line Mask provides warmth and it also has a wind-resistant material that allows you to be out in the elements for extended periods of time. The thin blue line on the mask allows you to show respect and support towards police and law enforcement officials. Also this mask can be used with a helmet or without a helmet and features a hook and loop for a customizable fit. One size fits most. The zan Headgear Half Mask is a traditional and versatile way to keep warm and be safe while riding in the elements. Specifications for Zan Headgear Thin Blue Line Neoprene Half Mask: Manufacturer: Zan Headgear Size: Half Age Group: Adults Gender: Unisex Color: Black/White/Blue Additional Features: Stretchy w/ Hook & Loop Closure Fabric/Material: Neoprene Design: Thin Blue Line Features of Zan Headgear Neoprene Half Face Mask: Full coverage of face and ears Wind resistant Nylon bound Hook and loop for customizable fit Can be used with or without helmet One size fits most Package Contents: Zan Headgear Thin Blue Line Neoprene Half Mask Zan Headgear WNFM171H: Half Mask Neoprene Thin Blue Line Half Mask