• 100% LEAKPROOF: The KISSKIND 40 oz tumbler with handle and straw guarantees no leaks, whether for hot or cold drinks. Toss it in your bag and go, worry-free
• HIDDEN STRAW LID: Featuring a newly designed rotatable straw lid, twist to hide the straw. Hygienic and ideal for tossing in your bag without worry
• STAINLESS STEEL STRAW: Every KISSKIND leakproof tumbler comes with a stainless steel straw, reducing plastic exposure and providing a cool, crisp sip with a food-grade, soft-touch silicone tip
• DISHWASHER SAFE: Both the tumbler and lid are dishwasher safe
• DOUBLE-WALL VACUUM INSULATION: The KISSKIND insulated cup can keep your drinks cold for up to 11 hours, iced for 2 days, and hot for 7 hours