Features: 1. Food Grade Material: The vacuum fresh-keeping box is made of AS plastic and silicone material, lightweight, easy to clean, drop-resistant, and wear-resistant. It features an internal silicone sealing ring that is detachable and easy to clean, providing excellent leak resistance and strong airtightness. 2. Airtight Seal: The specially designed fresh-keeping box creates a vacuum environment to slow down food spoilage and enhance food preservation. This product helps extend the freshness of food and maintain its original taste and color. 3. Versatile Use: Ideal for meal prep, on-the-go storage, or keeping liquids and leftovers fresh in the refrigerator. Suitable for long-term storage of dry goods such as coffee, cereal, sugar, rice, pasta, flour, and pet food. 4. Easy to Operate: Place food in the container, seal with the lid, then connect the air pump to the valve until air extraction is complete. Rotate the date dial to mark the storage date. To open, gently press and lift the valve to release the vacuum. 5. Heat Resistance Range -20C to 90C: Safe for refrigeration and hot water cleaning or disinfection. Not suitable for ovens, microwaves, or high-temperature environments, as excessive heat may cause deformation. Specification: Material: AS Plastic, Silicone Color: Transparent, White Size: 130 x 140 x 85mm, 130 x 140 x 125mm, 130 x 140 x 165mm, 130 x 140 x 245mm, 12 x 8 x 5cm, 12 x 5 x 5cm Capacity: 630ML, 1.05L, 1.45L, 2.3L Weight: 60g, 265g, 298g, 335g, 410g Package Included: 1 x Vacuum Food Storage Box + 1 x Manual Pump or 1 x Manual Pump or 1 x USB Electric Pump