Vacuum Insulated - The Simple Modern Wave water bottle is double walled and vacuum insulated. This technology keeps your beverage hot or cold for hours. Specific details about temperature retention for each size are listed in the description and featured photos. No need for koozies or coasters! No matter the temperature of the liquid in this bottle, it will never sweat or be hot to the touch.

Colorful 18/8 Stainless Steel - This insulated cup is made from premium gauge, rust resistant 18/8 stainless steel. With over 30 vibrant colors, you choose the newest designs to highlight your personality. This FDA approved bottle will never rust or leave a bad metal taste in your mouth. Your purchase is protected by a 90 day warranty on manufacturer defects.

Premum Copper Coated Insulation - The inner wall of the vacuum sealed area is dipped in copper for added insulation. Copper reduces the transfer of temperature, adding even more insulation to your container.

Leak Proof Lid, Narrow Mouth - The narrow mouth on the Wave bottle reduces spills and sloshing while you drink. Most ice cubes will fit through the opening. Simply twist on the lid for a leak proof seal. This stainless steel lid is double wall insulated. The 25oz will fit a full bottle of wine. The 9oz and 17oz bottles fit in most cupholders, while the 25oz and 34oz bottles are too wide.