Kapton® polyimide sheets consisting of .001", .002", .005" Kapton® film backed with a high temperature silicone adhesive. The Kapton film provides excellent electrical insulation, abrasion resistance, and high dielectric strength. This is an UL recognized component. *Please note: 2 mil. and 5 mil. Kapton® sheets are backed with a clear liner. Yellow bubble liner is available upon request, please submit quote. 1 mil. Kapton® sheets are backed with yellow bubble liner.