Airtight rectangular food storage boxes with four snap-lock clips and a removable silicone sealing ring to help retain freshness in fridge and freezer storage. Transparent bodies make contents easy to identify while flat lids allow stable stacking and save shelf space; anti-slip bases reduce movement when stacked. Made from food‑contact plastic, the containers are suitable for freezing and for microwave reheating within a temperature range of -20°C to 110°C. Seals are removable for cleaning. Specifications: Capacity and dimensions: 1.7l — 28.5 × 14.5 × 6cm; 2.8l — 28.5 × 14.5 × 9cm; 3.3l — 28.5 × 14.5 × 11.5cm Closure: Four snap-lock clips with a silicone sealing ring for an airtight seal Material: Plastic suitable for food contact Storage: Flat lids designed for stable stacking and an anti-slip base to reduce movement Compatibility: Suitable for refrigeration, freezing and microwave reheating within -20°C to 110°C Variants: Available with white or blue lids in Small (1.7l), Medium (2.8l) and Large (3.3l) Suitable for refrigeration, freezing and microwave reheating.