A 750 ml / 25 fl oz vacuum insulated bottle that will keep your drinks cold for 24 hours or hot for 12 hours. It has a wide opening for easy pouring/cleaning. 100% leak proof Thread on inside of the lid for smooth drinking High-quality stainless steel Vegan leather strap attached to the lid BPA free Made from stainless steel, silicone and artificial leather Not microwave or dishwasher safe D7.3cm H28.5cm / D2.8" H11" 750 ml / 25 fl oz Weight 380g / 0.84lbs How do I clean my bottle? Clean your bottle with warm water and washing-up liquid prior to initial use and after every use. DO NOT immerse in water. Dry thoroughly after leaving it to drain. Always store vessel with lid removed. How do I remove stains? Fill bottle with hot water, add one teaspoon of bicarbonate of soda (DO NOT put lid on while using this cleaning method). For best results soak overnight. Always rinse before re-use. Alternatively, use a solution of vinegar and water. Black + Blum is a company from the UK. They design their products with re-use and sustainability in mind, ensuring that they have a long life using eco-friendly materials where possible.