Awesomes Camera Lens Thermos Stainless Steel Cup/ Mug for Coffee or Tea Travel Cup with Lid Made of food grade ABS plastic material outside and ultrafine stainless steel interior. Open / close a small sip, easy to drink in the journey, but also very suitable for home, school or office to enjoy their favorite drink. The lens cup is designed for multipurpose containers for hot coffee or cold drinks. Perfect and unique gift for your life to bring a surprise. Size (cup): 3.3 inch * 5.2 inch. Heat preservation function: about 1 hour.