... . 2.Advantage: Stability of Shape.Lightweight.Break-Resistant. Insoles for shoes materials(RPET)1.Composition: Recycled Polyester Fiber.2. Series:168 ... #,277#,UK-3,UK-5.3.The ranges of thickness:1.0mm,1.25mm,1 ... ,1.75mm,2.0mm,2.25mm,2.50mm,2.75mm,3.0mm.4. Colors: Pink,Grey,Yellow, Beige,Coffee,White,Black ...