Features 1. Double-Wall Insulated Coffee Mug: The coffee mug uses double-wall vacuum technology to keep coffee hot for over 6 hours and drinks cold for over 24 hours. You can enjoy your favorite drink for a long time, which is great 2. High Quality: The stainless steel tumbler is made of food-grade 304 stainless steel, and the lid is made of BPA-free material. It is non-toxic and healthy. The interior is electropolished. The outer layer is coated with anti-perspirant powder to keep your tumbler dry and clean. 3. BPA Free Sliding Lid, Eco-Friendly & Splash Resistant: Extra airtight, the lid provides maximum splash resistance. Drinking hole on top for easy sipping. Straw friendly. 4. With Lid and Straw: Each thermos mug comes with a lid and straw. The difference is that there is also a sweat-proof design, which is more suitable for holding. Also, our thermos is suitable for most car cup holders, you can use it very comfortably. 5. IDEAL GIFT: If you are looking for the perfect birthday, Thanksgiving or Christmas gift, don't miss this one. Insulated mug with handle for sports, travel, road trips, barbecues, camping, parties, driving and more. It can be a surprise gift for women, friends, family, couples. Specifications Material: stainless steel Color: dark gray, silver, coffee