Two translucent silicone rubber sheets for seals, mats and spacers. - Premium silicone material delivers reliable thermal stability, weather resistance, and electrical insulation for durable performance. - Flame-retardant formulation meets industry safety standards, suitable for fire-prone environments. - Easy to customize by cutting to fit your project, helping create tight seals and protective layers. - Available in five sizes: 4 x 4 inches, 8 x 8 inches, 12 x 12 inches, 16 x 16 inches, and 20 x 20 inches. Use scenarios - Sealing and gasketing: fit around doors, windows, panels, or equipment to reduce drafts, dust intrusion, and vibration. - Surface protection and heat management: use as a heat resistant mat under small appliances or hot components to protect surfaces. - Insulation and enclosure work: act as liners, spacers, or insulating barriers in electrical enclosures, control panels, or automotive assemblies.