Zoku Travel Tumbler, 16-Ounces, Set of 2, Double-Walled Insulated To-Go Cup with Spill-Resistant Lid and Straw, Purple and Green KEEPS DRINKS COLD: Our insulated, double-walled design keeps drinks icy cold while keeping your hands warm SPILL-RESISTANT LID: The press-fit lid with easy-to-open tab securely seals your beverage for spill-resistant sipping CONDENSATION-PROOF: The outer wall keeps the tumbler and your hands dry for easier carrying, making it the go-to choice for travel SECURE STRAW: A silicone grommet keeps the straw in place, preventing it from floating up and your drink from leaking through the straw hole DETAILS: Set includes 2 double-walled tumblers, 2 press-fit lids, and 2 translucent straws; BPA and phthalate free; hand wash only