DOUBLE WALLED INSULATION: Enlifety 500ml stainless steel water bottles feature double walled vacuum-insulated construction, designed to keep beverages cold for up to 24 hours or hot for up to 12. FOOD SAFE STAINLESS STEEL: Made from premium 18/8(304) food-grade stainless steel inside and outside for long-lasting, fresh tasting flavor. Much healthier and more environmentally friendly than the single-use plastic water bottles. LEAK-PROOF SCREW CAP: An airtight seal eliminates accidental spills and maintains a leak-proof drinking bottle; BPA-free, phthalate-free, and toxin-free. And the screw design of stainless steel cap make it easy to open without slipping. SWEAT FREE: insulated water bottles are insulated with double walls to eliminate condensation that won't sweat on your hands or in your bag. YOUR PERFECT COMPANION: Keep life moving with our 500ml bottle. No matter whether for sports, at work, school or in the outdoor area, hanso sports bottle is your they're your go-anywhere hydration companion. It stashes easily in shoulder bag, your pack’s side pocket, and fits most cup holders. Also a sweet gift for your family, lover and friends. Silicone brush (gift): for easy cleaning and keeping the bottle clean from the inside all the time. WHAT YOU GET: Bottle (500 ml), With Silicone brush (Gift). › See more product details