Durable, versatile and ready for the function, the Commuter Tumbler is the perfect companion for your day-to-day. The double-wall insulated stainless steel will keep your drinks perfectly chilled up to 24 hours or hot up to 12. Choose your sipping style with the leakproof dual function lid. Use the flip-up straw lid for satisfying hydration or use the sip opening for smooth warm sips. When you’re ready to roll out, comfortably grab your tumbler with the ergonomic carry handle and cupholder friendly base