Material: Bread making proofing box is made of aluminum film and soft materials. It has fine workmanship and tight stitching. It can retain heat for a long time and is greatPortable: Foldable bread proofing can be folded and stored, saving space. It has a handle and is easy to carryHeating Pad: Heating pad cannot affect the taste of food during proofing, heat protection to ensure safe useCloth: Fermenting Warming Mat, 3 layers of thickened, food grade aluminum foil, thickened pearl cotton, non woven cloth, better thermal insulation effectWidely Used: Multifunction proofing box can be used for various foods such as bread, yogurt, chocolate, cheese, cultured butter, kombucha, tempeh etc., bringing great convenience to your life Specification: Note: This fermentation box only has the function of heating and heat preservation. To ferment the product, yeast needs to be added. Size Chart: 30cmx30cmx20cm/11.81inchx11.81inchx7.87inch Package Includes: 1 Bread Making Proofing Box(US Plug)1 Heating Pad