All-day Heat Preservation: The 40-ounce accompanying mug with lid and straw features triple double vacuum insulation technology to keep your drinks at the ideal temperature throughout the day. Keep cold for up to 30 hours and keep warm for up to 12 hours.Leak Proof: If youre looking for an insulated coffee mug with a straw that wont leak or spill, nothing else Our coffee travel mugs are designed to prevent spills during bumps or jogging on the road.Cup Holder Friendly: Whether youre driving to work or running errands, the tapered, slender base design of our insulated coffee mug makes it a perfect fit for most cup holders, so you can keep your favorite drink handy on the go.Durable and stylish: Made from premium food grade 304 stainless steel and covered with our durable but aesthetically pleasing powder coating. By combining these premium materials, we ensure that our stainless steel tumblers last a long time.Grab and Handle: The built-in handle allows you to carry it easily wherever you go. The 40oz tumblers with handles feel firm in the hand and are available in a variety of aesthetically pleasing colors that are sure to please.Specifications:Product Name: Bingba CupMaterial: stainless steelSize: Mouth diameter 10cm, cup height 27.5cm, cup bottom diameter 7.6cmPackage Included:1x Bingba Cup When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''''t hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it