Vacuum Insulated Stainless Steel Water Bottle, 550ml, Leak-Proof Lid with Braided Rope Handle, Hot & Cold, Thermos Stay hydrated on the go with this sleek 550ml Vacuum Insulated Stainless Steel Water Bottle in a stylish matte finish. Engineered with a double-wall vacuum insulation and a copper plating layer, this bottle keeps your beverages hot for up to 8 hours and cold for up to 20 hours โ perfect for the office, school, travel, or outdoor adventures. Crafted from premium food-grade 304 stainless steel, it is rust-resistant, odour-resistant, and completely BPA-free, ensuring your drinks stay fresh and safe. The leak-proof lid features a tight-fit design with a silicone waterproof ring, so you never have to worry about spills in your bag. A durable braided nylon rope handle is attached to the cap for easy carrying. The bottle's multi-layer construction โ comprising 304 stainless steel on the inside, a copper plating layer, and 201 stainless steel on the exterior โ ensures superior insulation performance. Lightweight and reusable, this 550ml flask is an ideal companion for daily hydration needs at home, work, or while travelling. About this item VACUUM INSULATION: Double-wall vacuum insulated construction with copper plating layer keeps beverages hot for up to 8 hours and cold for up to 20 hours PREMIUM 304 STAINLESS STEEL: Made from food-grade, BPA-free 304 stainless steel that is rust-resistant, odour-resistant, and built for long-lasting durability LEAK-PROOF LID: Features a tight-fit PP lid with a silicone waterproof ring and food-grade silicone seal to prevent any leakage, keeping your bag and belongings dry STRONG ROPE HANDLE: Equipped with a durable braided nylon rope handle on the cap for easy carrying, suitable for travel, office, school, sports, and home use CAPACITY & UNIVERSAL FIT: 550ml bottle with a standard-size opening; the leak-proof cap is compatible with most standard water bottles for added convenience MULTI-LAYER CONSTRUCTION: Features advanced multi-layer design with 304 stainless steel interior, copper plating layer, and 201 stainless steel exterior for superior insulation performance STYLISH MATTE FINISH: Sleek matte exterior provides a modern and elegant appearance while maintaining a lightweight and reusable design for daily hydration needs