4mm thickness For bottle/beer/wine/lunch Glue bottom Great for outdoor activity 1.Can keep ... the customized size and printing design6. Available color:Fuchsia,Red,Wine,Burgundy,Yellow,Process Blue,Aqua,Green,Royal,Navy,Silver Gray ... ,Grass Green,Purple,FI.Orange,FI. Green,Cyan,Teal,White,Black,etc...7.Can cooler is used for keeping beverag