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A sign accompanying the A7L suit, explaining the construction of the suit. The sign reads

Construction layers of the Apollo EVA Space Suit

Materials Listed from Outside to Inside	Function
1–Teflon Fabric	Abrasion Protection/Flame Resistance
2–Beta Cloth (Teflon-Coated Yarn)	Fire Protection
3, 5, & 7–Beta Marquisette Laminate (Sized)	Fire/Thermal Radiation Protection
4 & 6–Gridded Kapton Film (Aluminized)	Fire/Thermal Radiation Protection
8, 10, 12, 14, 16–Perforated Aluminized Mylar Film	Thermal Radiation Protection
9, 11, 13, 15, 17–Non-Woven Dacron	Thermal Spacer Layer
18–Rubber-Coated Nylon (Ripstop)	Inner Liner
19–Nylon Restraint Fabric	Bladder Restraining Layer
20–Convolute	Pressure Retaining Flexible Joint
21–Bladder	Pressure Retaining Layer
22–Comfort Liner	Comfort/Easier Entry Into Suit