Features: 1. Material: This coffee tumbler is made of high-quality food-grade 304 stainless steel and glass, heat preservation, durable, safe, hygienic, and easy to clean. 2. Design: The appearance of the thermal cup and the design of the coffee label are all novel and unique. Labels are 3D printed rather than pasted, and are resistant to wear and tear. 3. Insulation: This tumbler with straw has good insulation because of double layers stainless steel, keeping warm for 6-12 hours. allowing you to drink hot water for any time. 4. Portable: light weight, ergonomic design, easy to grasp. 5. Washing suggestion: Please use soft washing this coffee tumbler such as a sponge and gauze. 6. Application: Suitable for drinking milk, coffee, scented tea, green tea, black tea, beverages, etc. Recommended for home, sports, office, camping, travel, etc,Or as a car's accompanying cup. Specifications: Material: SUS304 stainless steel liner+food grade PP+food grade silicone Size: 3.46 inch X 4.3 inch Capacity: 12oz Package included: 1pc coffee cup 1pc stainless steel straw 1Pc straw cleaning brush