[EASY & SAFE] Regardless of whether it's wind or weather, the durable bottle bag makes your stainless steel water bottle 100% safe and protected. The included tracking carabiner hook allows easy transport on the go. [PREMIUM STAINLESS STEEL] The excellent 18/08 stainless steel of your premium thermos bottle ensures that it is 100% rust-proof and keeps the water temperature stable for countless hours! [100% LEAK-PROOF] The precise design of the thread and the included full jacket seal provide breath-taking leak-proof protection, and you also get an extra seal for FREE!