Waves Gear Dual Pane Stainless Steel Insulated Water Bottle, 24 Hours Cold, 12 Hours Hot, 1 Liter, 25 Oz Capacity with Bamboo Cap, Silver

I added some ice and water in the morning and I swear every-time I refilled my water was still freezing cold. Does not leak and looks sleek.Very hard, sturdy metal. Could possibly double as a weapon.