Simple Modern 12oz Ascent Water Bottle - Stainless Steel Hydro w/ Handle Lid - Double Wall Tumbler Flask Vacuum Insulated Small Reusable Metal Leakproof Kids Pattern: Carrara Marble: Insulated Handle Lid: The lid that comes on the Ascent bottles has a handle, for comfortable carrying. The lid is double walled, adding more insulation to your beverage and preventing condensation. Internal threading on the narrow mouth Ascent lid makes for a more sleek bottle and more comfortable drinking. Premium Copper Coated Insulation: The exterior of the inner wall, in the vacuum sealed area, has been dipped in copper for added insulation. Copper reduces the transfer of temperature, adding even more insulation to your bottle. Narrow Mouth Opening: The Ascent bottle has a narrow mouth opening, reducing spills and sloshing when drinking. The narrow opening increases the temperature retention qualities of the vessel. Ice fits through the opening, one at a time. Cupholder Friendly Sizes: The 12oz, 16oz, 20oz and 24oz Ascent bottles are cupholder friendly. The 32oz size is too wide to fit in cup holders. Why Simple Modern? The S M logo stands for more than premium drinkware. At our core, we believe that relationships are more valuable than profit. Generosity is one of our two core company values. We give a minimum of 10% of our profit away and have been able to donate product to natural disaster causes. Simple Modern products are all reusable, reducing waste in our landfills. Our products are designed to simplify your life, empowering you to be a positive impact on the people around you.