Tube Pro Inc manufactures the highest quality snow tubes, river tubes, water park tubes and towable boat tubes for snow tubing resorts, canoe livery outfitters, amusement parks and recreational boaters all over the world. Tube Pro tubes are really the cream of the crop. Extra heavy duty 30 gauge blue PVC vinyl. These are the Cadillac of river tubes. Designed to float a cooler down stream. 48"" x 36"" x 10"" (120 cm x 90 cm x 25 cm) inflated outer dimensions 28"" x 17"" x 9"" (71 cm x 43 cm x 22 cm) inflated interior dimensions Fits a 36 quart to 50 quart cooler size Can float over 200 lbs Colored 30 gauge PVC vinyl Single air chamber with Boston valve 4 large support handles Full inflated floor