Features1. Double-Walled Insulated Coffee Mug: The Coffee Tumbler Mug is with double-walled vacuum technology which can keep coffee warm for 6+ hours, beverages cold for 24+ hours.You can enjoy your favorite drink for a long time, it's so great!2. High-quality: Stainless Steel Tumbler Cups are made of food-grade 304 stainless steel and the lid is made of BPA-Free materials. Which is non-toxic and healthy. The interior is electropolished. The outer layer is coated with anti-sweat powder to keep your tumbler dry and clean.3. BPA Free Sliding Lid, Eco-friendly and Splash Proof: Extra sealed and the lid cover provide maximum splash-proof capability. Drink hole on the top for easy sipping. Straw friendly.4. With Lid and Straw: Each thermal cup comes with lids and straws. Different There is also a sweat-proof design, which is better for hand grip. In addition, our thermal mug is suitable for most car cup holders, and you can use it very comfortably.5. Ideal Gift: Do not miss this if you're looking for a perfect Birthday, Thanksgiving or Christmas gifts. Insulated tumbler with handle suitable for sports, travel, road trip, barbecue, camping, party, driving etc. It could be a surprise gift for women, friends, family, couples.SpecificationMaterial: Stainless steelColor: Dark gray, Silver, Coffee Package Size: 18 13 10 cmWeight: 260 g, 210 gCapacity: 320 ml, 600 mlPackage Include:1x Tumbler