BPA-Free & Safe: Made with food-grade 18/8 stainless steel. No BPA, lead, or phthalates. 24-Hour Cold Retention: Double-wall vacuum insulation keeps drinks cold all day. 100% Leak-Proof: Precision screw-on lid seals tight. No spills. No mess. Lightweight and convenient design: Weighing only 361g, with a carry loop for easy transport. Easy to Clean: Wide mouth fits ice and scrubbing. The lid is dishwasher safe. Built to Last: 18/8 stainless steel with a 1+5-year warranty on the body (1 year for the outer body + 5 years for the inner liner). You can decorate your bottle with Jackery stickers.