The 40 ml GlacierGrip Tumbler is built for those who don’t settle for average drinkware. Compact, rugged, and ready for anything, this tumbler is 100% leak proof. You can toss it in your bag, clip it to your pack, or set it in your cupholder without worry. Equipped with our exclusive SQUANCHsafe Lid, it locks in your beverage and locks out the spills. Whether you’re on the trail, at the jobsite, or just living life on the go, the GlacierGrip protects your drink from the elements and keeps it right where it belongs, perfectly sealed and ready whenever you are.