Keep your food fresh by storing in the Kitchen Details airtight storage container set. The 26 piece set includes 13 containers with 13 snap lock airtight lids. The air tight lids help prevent airflow into the container keeping freshness and preventing contamination. Four different sizes available in the set makes this convenient for all your food storage needs. BPA free, microwave, dishwasher, fridge and freezer safe makes these great for fruits, vegetables, leftovers and lunches.