This next level can insulator keeps drinks as cold as science allows using food-grade 18/8 stainless steel, double-wall vacuum insulation and a Lock-and-Load Gasket to seal in the chill. Harness the work of geniuses to keep your 12oz can or bottle frosty for hours on end. 18/8 Stainless Steel with NoSweat DesignDouble-all vacuum insulationLock-and-Load gasket