Reinforced Metal Frame for Stability – Built with an internal stainless steel frame, these pans provide rigid support during baking, preventing warping and ensuring even heat distribution. High-Temperature Resistance & Versatility – Made of food-grade silicone, safely withstands oven temperatures up to 230°C and freezer conditions (-40°C). Perfect for baking muffins, cupcakes, brownies, chocolates, jellies, and more. Non-Stick & Easy Cleanup – Smooth silicone surface allows effortless release without oil or liners. The trays are dishwasher safe or easy to hand wash, saving you time and keeping them looking like new. Compact Storage & Reinforced Design – Collapsible silicone molds stack flat when empty. The steel frame adds rigidity without sacrificing flexible removal, extending product lifespan. Safe for Families & Sustainable Choice – Non-toxic, and rust-proof. Reusable pans reduce waste from disposable liners, ideal for healthy snacks or meal prepping.