PolyU Foam for Insole: 1)High density, hard 2)Antibacterial, odor-free 3)Wear- ... series insole materials of our company which combine the foam angle material and secondary foaming material is made by ... It shows its unique function of ventilation, sweat-absorbing, soft, no distortion, anti-mildew, anti bacteria and anti smell ... of cushions, knapsack belts etc. 0.23g/cm3 High Density PolyU Foam for Insole