most thermally weight-efficient synthetic insulation; blended polyester and polyolefin fine denier fibers; clo retention under p Material: PP super-fine fiber blended with polyester hollow fiberProperties: high Clo value, light, thin and soft with high thermal insulation efficiency,compressible,Moisture-proof, mold-proof and resistant to acid and alkaliConsists of 3 layers: TEDA padding in the ...