DetailsMicrowave Safe - Glass containers feature vented, microwave-safe lids for easy, splatter-resistant reheating.Space-Saving - Modular design allows for perfect stacking and organization in your fridge or cabinet.Oven-Safe - Glass bases are oven-safe up to 450 degrees F, doubling as cookware and serveware.Easy Maintenance - BPA-free, dishwasher-safe (top rack for lids), microwave-safe for reheating with lids unlatched, and freezer-safe.Universal Lids - Smart lid system with universal lids that fit across all Brilliance containers, regardless of material type.