With its sleek design and clean construction, this high-spec, durable Glacier Stainless Vacuum Bottle will keep your beverages hot or cold for hours and hours. Perfect for commuting, picnic, sporting events and base camping. Incredibly lightweight, vacuum-insulated bottle provides 10 hrs. heat and 20 hrs. cold retention while being 1/3rd lighter than traditional designs. Impossibly thin, 2mm walls are actually thinner than most single wall plastic bottles for an amazingly compact footprint that fits anywhere. 18/8 stainless steel boasts unrivaled purity and durability. Secure, screw top cap includes leverage enhancing lobe which makes opening frozen bottles easy- even with mittens or gloves. Leash provides convenient attachment point.