PU Foam Insole Material: 1.healthful, reusable, shockproof, wear resistant 2. ... , anti-mildew, anti bacteria and anti smell… Now, it’s popular to all-known brand enterprises, not because of its reasonable ... price but that its special advantages. 2.PU Foam Insole Material: Physical CharacteristicsDensity(kg/m3)95 - 110Hardness(asker ...