The Carlisle 10617C05 StorPlus is a versatile 12 inch x 18 inch food storage box lid designed for commercial kitchens and caterers. These lids can be reversed and used as a bun pan or tray for maximum versatility. It is compatible with all Carlisle StorPlus food storage boxes 12” x 18”.Made from high-strength polycarbonate, the Carlisle 10617C05 is break / shatter resistant. Reinforced corners and handles give this food storage box lid extra rigidity to prevent cracking and chipping. The lid can withstand temperatures of -40 to 212 degrees F.Rim Glow technology gives the lids a distinct color to help easily sort them while still providing crystal clear transparency for easy content identification and inventory. The colors are congruent with industry standard SAFESERVE guidelines and will easily integrate into your existing zone isolation program.The smooth interior surface and lack of sharp corners reduces the potential for bacteria growth and makes cleaning a breeze. StorPlus food storage container lids are dishwasher safe.The Carlisle 10617C05 StorPlus food storage container lid is certified by the National Sanitation Foundation (NSF).