stainless steel tumbler 30oz - vacuum insulated tumbler coffee cup double wall large travel mug with lid, straw, brush, gift box set (silver, 30oz-4 pack) youke ola <p>features of 30 oz stainless steel tumbler with lid </p> <p>1. 30 oz capacity</p> <p>2. crystal clear lid</p> <p>3. dust-proof & bpa-free</p> <p>4. sweat free technology, flavor free, no metallic aftertaste</p> <p>5. rust proof 304 18/8 food grade stainless steel construction</p> <p>6. double walled vacuum thermal insulation</p> <p>tips:</p> <p>1.handwash only,washing painted stainless-steel coffee mug in dishwasher could result in premature wear,discoloration, or pealing of paint.</p> <p>2. there is a straw hole on the lid, please do not invert the cup to avoid pouring.</p> <p>3. always keep mugs out of reach of children when filled with hot liquids.</p> <p>4. please do not use in microwave, oven or stove-top for heating.</p> <p>5.do not overfill your vessel with hot drinks as there is a risk of spilling and scalding.</p> <p>6. when filling mugs with boiling liquid, allow it to cool down with the lid off for at least 3 minutes before attaching the lid.</p> <p>7. hot contents will remain hot for an extended period of time. drink responsibly and carefully.</p>