- Wide mouth opening for easy cleaning and filling - Large opening for pouring water and washing hands - Simple method for adding cold water - 100% leak-proof with improved soft interface - Water flow control by biting the valve - Easy to remove and replace water tube - Kettle automatically shuts off when hose is removed - 2-liter capacity to maintain sufficient moisture - Compatible with most hydration bags - Odor and taste-free thanks to high-quality antibacterial materials - FDA approved and BPA-free - Pressure resistant with double sealing technology - Ideal for outdoor activities such as hiking, cycling, and mountaineering