Incredibly lightweight, vacuum-insulated bottle provides 8 hours heat and 16 hours cold retention while being 1/3 lighter than traditional designs. Impossibly thin 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.
GSI Outdoors Microlight Twist 500
Hot: 10 Hours
Cold: 20 Hours