Ddurable, heavy duty external nylon safety braiding. Lightweight design, 30-40% less weight than comparable rubber hose. Very flexible, kink and UV resistant braiding. 40% Nitrox ready Available in black and many vibrant colors to match your scuba gear look. Certified and tested to EN250 Standard Our hoses are built to last. External nylon safety braiding is designed to outperform and outlast rubber hoses. Braiding also resists UV rays adding to the durability of the hose. Our hoses are 30-40% lighter, kink resistant and very flexible when compared to rubber hoses. Available in black and many vibrant colors to match your scuba gear look.