NTS Reflex Mesh is a patented manufacturing process that makes the hose straighten itself. Guaranteed NOT to kink, twist, or tangle. Solid brass octagon coupling provides a wrench tight no leak connection. Protective collar reduces kinking at the faucet. MicroShield antimicrobial protection guards against mold and mildew. Available in 5/8'' diameter. Green. Lifetime replacement guarantee. Made in U.S.A.