Whether you're lusting over a hunter green or hot pink, the Satin Collection, featured in a semi-matte finish, has the largest assortment of colors you desire. Keeps your drinks cold for 24 hours, hot for 12  18/8 double-walled stainless steel, non-toxic, non-leaching and BPA free  9oz & 17oz fit in a standard sized cup-holder  25oz holds an entire bottle of wine  Bottles do not condensate  Mouth is wide enough for ice cubes and drip-free sipping  Vacuum sealed  S’well has teamed up with the U.S. Fund for UNICEF to help provide clean drinking water to children around the worldSwell