Rubbermaid Easy Find Lids Glass Food Storage Containers, Racer Red, 10-Piece Set 1812453 Crystal-clear, BPA-free glass is dishwasher, freezer, microwave, and oven-safe to 425F Easy Find Lids snap to bases and other lids and nest inside each other for easier organization Lids have an easy to use OnePress Seal that keep foods fresher, longer Set includes (1) 1 Cup, (2) 1.5 Cup, (1) 2.5 Cup, and (1) 4 Cup container; All lids included Avoid severe and sudden temperature changes: Do not take product directly from freezer to oven or microwave. Always thaw food before reheating. Do not add liquid to hot Rubbermaid Glass. Do not place hot glass on a wet or cool surface, such as a countertop, metal surface, or sink. Always place hot glass bases on potholder or trivet. Do not handle hot glassware with a wet potholder or towel. Allow glass to cool before washing, refrigerating or freezing. Be sure to preheat oven before inserting glassware.