Seachoice Expandable Hoses expand and contract automatically. When drained of water, they contract to a very small size, making them perfect for boats or vehicles with small or limited storage space. Featuring a universal connector with shut-off valve, they are kink-proof, strong and durable. Expands and contracts automatically up to 140 psi, 50 Ft. L. Lightweight. Not for use with drinking water.