1) hardness:10-30 2) thickness: 2-5mm available 3)materials:completely fresh material Namesound protection flooring IXPE underlay with density of 100kgs/m3Thickness2-5mmColor:as requestedRoll size:Width x thickness x length: 1.1m x 3mm x 16.9m=18.6m2/roll( 200ft2/roll )Uses&functions:uses: underlayment for real wood floor, laminate floor etc; packing materials etc.Functions: moisture-proof, sound ...