Built Neoprene Small Bottle Slinger, Lake Blue Handy insulated bottle tote in lake blue for bottles up to 24 ounces--great for carrying Sigg, Klean Kanteen, and Nalgene bottles Made of lightweight neoprene, the same material used in wetsuits--no vinyl or PVC used Keeps beverages cold for up to 4 hours (depending on external temperatures) Large, comfortable handle integrated into tote; stores flat or rolls up for convenient packing and storage Stain resistant; machine wash cold; drip dry