The OXO Good Grips 4-piece Mini POP Container Set is designed to keep dried herbs and spices fresh, organized, and easily accessible. The airtight push-button seal and space-saving design stack perfectly with all POP containers. This must-have set is now completely dishwasher safe and features convenient fill lines that elevate organization to the next level. POP containers are not just for the kitchen; they can be used anywhere you want to create order. For best results, always use the button to open and close. Do not carry POP containers by the lid. The set includes four 0.2-quart containers.