High quality neoprene material Waterproof and anti collide Keep cool/warm 4hours OEM design Thickness:2mm~5mm,Fashionable Using high quality ... reusable,safe and nontoxicKeep cool or warm more than 4 hoursSilkscreen printing or heat transfer printing your logoFit for wine,beer,water ... ,bar and hotelCustomers design is welcome Hiking Neoprene Water Cooler,Keep Cool And Warm