Bigger is Better When It Comes to Hydration. the Big Ocean Bottle (Bob) has a 1 Litre Capacity & Keeps Drink Hot for Up to Eight Hours & Cold for Up to Eighteen Hours, Thanks to Stainless Steel Metal Vacuum Insulation. the Bottle has a No-Sweat Exterior & Contains Recycled Stainless Steel Metal & Recycled Ocean-Bound Plastic. One Bottle Collects 1000 Plastic Bottles & Improves Livelihoods in Coastal Communities. It is Nfc Smart Chip Enabled to Collect More Plastic with Every Refill. the Bottle has a Dual Opening to Allow for Easy Cleaning & Filling, Plus a Anti-Leak Seal & Easy Carry Loop. the Bottle is Dishwasher Safe & Bpa-Free. Presented in a Responsibly Sourced Recycled Cardboard Card Gift Box. Minimum Quantities Apply.