Insulates Content Of Bottle Up To 4 Hours Depending On External Temperatures Can Be Used As A Bottle Marker Thanks To The Different Colored Ties Can Be Used On A Beer Or Soft Drink Bottle Made Of Neoprene Protects Bottle From Breaking Machine Washable In Cold Water Includes 1 Bottle Marker In Each Color: Red Green Gray Light Blue Dark Blue & Fuchsia 6 Pk