Carpet Underlay Material: forma NBR/PVC Feature: soft, anti slip, non toxic, heat, sound, moisture - proof Size: 25sqm/roll Carpet UnderlayMaterial: forma NBR/PVCFeature: soft, anti slip, non toxic, heat, sound, moisture - proofSize: 25sqm/rollThickness: 8 mm - 35 mm Rubber Foam Carpet Underlayment