High-quality stainless steel from Handan Iron and Steel: The coating consists of stainless steel plates for food and is electrolytically treated. It is easy to clean and prevents contamination. Double wall insulation technology: double wall suction technology, excellent heat and cold storage. Keep hot or cold drinks for 12 hours or more. With non-slip cover: With vacuum seal to ensure a good seal and prevent water leakage. Completely waterproof with an easy-to-open nut. Covers non-slip floors and is abrasion-resistant. BEAUTIFUL DESIGN: cute cat design great for home, school, travel and portable devices. Can be easily carried through the removable tail on the back of the lid. Enrich Your Life: In the summer, you can have a cup of cold water, juice, milk, wine, beer, spice spray and more. In winter you can enjoy hot drinks like coffee, tea or hot water Product description Type of beverage: vacuum flasks & thermos flasks Bottle type: vacuum Thermal insulation performance: 6-12 hours Capacity: 330ml Size: (Diameter) x (H) 8 x 16.5 cm / 3.15 " x 6.50 " (approx) Portable design Non-slip floor 304 stainless steel, durable and reusableVacuum insulation for maximum temperature resistance to keep drinks hot or cold for 12 hours or more.Products from NIUNIU's store