Oval-shaped Kapton Thermal Blanket for the interior of the Apollo Service Module, measuring 6.75″ x 9.75″, marked on the silver side with part numbers and overlaid with a parts tag reading: "Pt. Name: Insulation Sub-Assy, Pt. No. V37-370607-171 Chg. B," and dated January 14, 1970. Sealed in plastic and in fine condition.