With curved corners for smooth dispensing, handy fill lines and durable, BPA-free construction, OXO’s POP containers help you take tidying to the next level. This set contains various sizes and shapes ideal for storing anything from sugar or flour to coffee or dried grains. Containers stack with their lids on for space-saving storage.

To use: Push the button for an airtight seal; push again to release. The button pops up to double as a built-in