... material:eva,pe,xpe,epdm, polyester foam and so on. 2) Features:mildew-proof,antimicrobial,soft feeling Rubber foam heat preservation ... materials NBR 1) material:sponge, EVA,PE,XPE ... ,MicroporonsFeature Buffer,Aging, High Resilience,EnvironmentalUseSealing material,Buffer materialDensity 90 ~ 120(kg/m3 ... rubber foam heat preservation materials NBR