Freshbox Lock and Lock, 180 ml, rectangular

Lock Lock boxes are the ultimate food storage boxes. With the patented safety seal and a silicone seal, the boxes can be closed 100% air-tight and waterproof. They are stackable and suitable for dishwashers, microwaves and freezers. Operating instructions: When using in the microwave, the lid of the box should remain open. Frozen food should first be thawed in the box before the lid can be opened.