The fabric used to produce Alugen suits are from GENTEX's proprietary Dual Mirror Flexir Aluminized Fabrics, Imported from USA, which reflects 95% of heat and ensures superior protection and performance in the extreme work environments faced by civilians, emergency service, homeland defense and military personnel. These suits manufactured by us are highly efficient at high temperature . They reflect about 95% heat so they can be easily used for working near the vicinity of heat and fire. The five layers consist of an outer skin of1. Aluminum, 2. Protective film, 3. Second layer of Aluminum, 4. Heat-stable adhesive and5. Base fabric.