- PREMIUM MATERIAl: made of food-grade stainless steel, wear-resistant and durable, not easy to break, will not rust, non-toxic and harmless. The tumbler lid is made of AS, no-BPA plastic, transparent and lightweight, high temperature resistant and not easily broken. Safe and harmless tumblers bring you a healthy drinking experience!
- DOUBLE WALL VACUUM INSULATED TUMBLER: Our stainless steel tumbler uses double-layer vacuum insulation technology to ensure the drinks in the cup keep cold or warm for a long time that extends your drinking time. It can keep water warm for 6 hours and cold for 12 hours, suitable for water, coffee, milk, cocoa, juice or more!
- PERFECT SIZE AND VERSATILE: The capacity of the tumbler is 20oz and it has a smooth shape that can easily fit in most car cup holders, so you can stay sipping from your essential hydration enough, even on your busiest days.
