Detailed Product Description Name:neoprene bottle coolerMaterial:2.5mm neopreneSize:500/750mlThickness: 4-5.0mm Color:any color is availableLogo:silk screen, heat transferPacking:1pc/polybag,50pcs/ctnCarton size46*40*50cm N.W.:5.9kgsG.W.:6.9kgsFunction:1) Keep the drink warm or cool2) Convenient to carry for travel3) Protect slight shake4) Hight qulity neoprene,waterproof