Engineered for performance and versatility, the LAPEN 500ml Vacuum Bottle keeps your drinks perfectly hot or cold wherever you go. Crafted with premium 304 stainless steel inside and 201 stainless steel outside, this double-walled, vacuum-insulated bottle maintains temperature for hours??keeping beverages cold for up to 48 hours or hot for up to 12 hours. Its durable, rust-resistant, and BPA-free construction ensures long-lasting use, while the sleek, compact design fits easily into bags, desks, or cup holders. Choose from three functional lid styles to suit your daily routine. Features: 24H,5D,28D,38D,New Colours: Black, White, Navy, Red, Orange, Green, Light Aqua, Yellow, Purple, Light Peach, Light Pink, Hot Pink, Magenta, Olive Green, Burnt Orange, Light Blue (Gradient), Pink to Aqua (Gradient), Maroon to Navy (Gradient), Sky Blue to Pink (Gradient)