DURABLE AND FLEXIBLE — Stainless steel outer tube resists corrosion and kinking. 72” length. WOVEN NYLON SHEATH — Prevents the inner tube from overstretching and possibly bursting when subjected to high water pressure.. NEW BURST PROOF DESIGN — FOOD GRADE SILICONE INNER TUBE — Silicone is the best choice for shower hose inner tubes because it is 100% toxin free, biofilm resistant, and highly flexible. NO PRESSURE LOSS — Large diameter inner tube delivers full water flow. ENGINEERED AND ASSEMBLED IN THE USA — With imported components. Available in 6 beautiful finishes. All-metal shower hose with silicone inner tubes. The most eco-friendly hoses available.