20 ounce tumbler is made of high-grade 304 stainless steel, and is double-walled and vacuum-sealed for maximum temperature control, so it's equally suited to sustaining the temperature of both hot and cold beverages. Whether you like to keep your sweet tea chilled on a hot summer day, or would rather keep your hot coffee from going lukewarm 2 hours into your commute, this travel cup has you covered. Featuring a durable, rust-proof and sweat-free design, this stainless steel tumbler is BPA-free.
