1. Concave and convex shape on the bottom surface increases friction and avoids tipping and slipping
2. Equipped with an ice compartment cover, dustproof and dirt-resistant, avoiding cold air escape
3. Small space occupation, can be put into the refrigerator
4. Rounded edges do not hurt your hands
5. Material: silicone
6. Temperature resistant: -20 - 220 degrees Celsius
7. Capacity: about 1.5L
8. Size: about 27.9 x 13.5 x 7.4cm
9. Weight: about 279g