This machine is suitable for testing, drying, baking, and sterilization of non volatile substances in laboratories (industrial and mining enterprises, schools, medical and research institutions) (such as phenol yellow test, sweat resistance test, color shift test, color penetration color fastness test...). Box structure: The inner liner of the box is made of high-quality galvanized steel plate or mirror stainless steel argon arc welding, and the outer liner of the box is treated with high-quality steel plate spray molding, with double-layer tempered glass. Beautiful and innovative design It is specified to be used in the following standards of adidas: Å FT-02 Migration Fastness Å FT-08 Courtauld Test Å FT-10 Color Migration with Multi Fiber