Swimline 10' Blue Heavy Duty Double Water Tube Pillow, ACC11020DU VWT10D20

This is a blue 10 foot heavy-duty double water tube for securing inground pool winter covers. The water tubes are placed around the perimeter of an inground winter pool cover keeping it from sinking into the pool. Just slide water tubes through the water bag loops on your winter pool cover.

This is a heavy-duty vinyl water tube made with 20 gauge vinyl and has a dual chamber. The valve on the tube is leak proof. Dual chamber water bags prevent the tube from rolling into the pool.