XS Scuba Miflex Hoses are lightweight and flexible with their non-kink design. Their multi-layer design makes it excellent for abrasion resistence. The are manufacturerd in Italy and individually tested at the factor and are nitrox cleaned up to 40% nitrox. These hoses are EAN250 approved and individually marked with the miflex logo for authenticity. They come in a variety of sizes and colors. NOTE: Black is available in all, but colors are not available in all sizes.