Needle felt (polyester,pp,viscose/rayon) Thickness: 1mm-10mm is used for felt coaster,placemat,felt decoration,ornament, etc Needle Synthetic feltMaterial: Polyester, acrylic, viscose, pp ... pieces in any shape.3. is used for felt coaster,placemat,felt decoration,ornament,furniture pad etc Specification:Item NoWeight( ... requests, any other special, can be ordered separately Polyester needle felt