3 PACK Trusted Brand - New Heat Proof Silicone Rack Guard by Recipe30 - Prevent Nasty Rack Burns! No more burning your arms with the highteck low heat conductivity silicone design. Enjoy 3 pieces for 2 levels plus one extra to cut to size for larger ovens Feel more confident when reaching deep into your oven without the burns Enjoy cooking and not cleaning as the RackGuard is dishwasher proof and easy to install and remove For temperatures up to 230C or 450F - Works with electric and conventional ovens. Enjoy optimal protection for top and bottom trays and it'sFDA approved and it's BPA free.