The Coleman 20oz Stainless Steel Insulated Tumblers Straw 2-Pack is perfect for adults looking to enjoy their favorite hot or cold beverages on the go. These solid black and red tumblers feature a multi-function lid with spill-resistant features, a built-in bottle opener, and come with a straw for added convenience. With a 15-hour cold retention capability and insulated design, these tumblers are ideal for keeping your drinks at the perfect temperature while protecting the environment with the durable stainless steel and plastic construction.