Feature:1. Vacuum Insulation: Insulates the entire bottle, and the vacuum insulated double wall stainless steel structure guarantees hours of freezing beer.2. Non Slip Silicone Bottom: The nonslip silicone bottom prevents it from slipping and spilling, making it lightweight and easy to carry anywhere.3. Bottle Opener: Beer cooler comes with a built in beer bottle opener, this fantastic cooler has everything you need to enjoy your beer.4. Stainless Steel: The container is made of stainless steel material, with high external hardness, wear resistance and corrosion resistance, and long service life.5. Scope of Application: The size fits any beer can or bottle, you can enjoy your favorite beer at party, beach or BBQ.Specification:Item Type: Beer Bottle InsulatorsMaterial: 304 Stainless Steel, PP, TPR, SiliconeWeight: Approx. 341g / 12.0ozCapacity: 12oz (300 to 400ml)Fits: 12oz Can, 17oz Flask.Package List:1 xBeer Bottle Insulators1 x Flask Lid