This 17oz Insulated double walled vacuum trojan stainless steel water bottle is excellent to use for your next promotion- your name will be remembered with every sip! Screw on, leak proof lid creates a vacuum seal to keep your drinks cold for up to 24 hours or hot for up to 12 hours.. Made of high quality, food-grade stainless steel and no harmful chemicals. Available with spot color, full color wrap and laser engraving imprint. FDA certificate, BPA Free, CA Prop 65 list,