Sturdy Plastic Container Set
These containers are light weight and have a very secure lid system that snaps down on the container. This style is great for hiking or cycling when you want something light that is not going to open up and leak. Made of BPA free plastic.
Popit Food Storage Containers 16 Piece Set, 100 Leak Proof - Microwave, Freezer and Dishwasher Safe - Little Big Box, by Popit