Vacuum insulated: Enjoy your tea steaming hot and your water ice cold; Keeps beverages hot for 10 hours and cold for 20 hours Ultra lightweight: Super thin walls for an ultralight design; 1/3 lighter and holds 25 percent more liquid than traditional vacuum bottles of the same size Stainless steel: Unrivaled purity and durability with BPA-free 18/8 stainless steel; Anti-scratch pad on bottom protects all surfaces Screw top: Secure, screw top cap with leverage loop twists on and off easily (even while wearing gloves); No-leak seal prevents spills and messes; Convenient loop for easy attachment Compact Design: Measures 3.3 x 2.6 x 8.3 in; Weighs just 7.7 oz. (0.48 lbs); Volume is 17 Fluid Ounces