• SUPERIOR STAINLESS STEEL BOTTLE: This vacuum insulated water bottle by Day 1 Fitness is designed to fit your lifestyle, made with high-quality 18/8 stainless steel that is rust and corrosion resistant, with a matte powder finish
• DOUBLE-WALL INSULATION: With a unique, double-walled and vacuum insulated design, along with a copper insulation layer, our outdoor water bottle will keep beverages hot or cold for hours, allowing refreshment all day long
• SCREW ON CAP: This versatile insulated thermos comes with a screw on lid with a smaller mouth opening, allowing this slender format easier to slip into a purse or backpack, with size options in 12 oz, 17 oz, and 25 oz
• PERFECT SIZE FOR TRAVEL: Our insulated water bottle features a narrow mouth yet large enough to offer the ounces you need for your trekking, and with a slim fit, you can easily store in your backpack to keep hands free