... 3.quality:high quality(ISO,BV cer NAMEkinds of color felt decorationsize according to customers requestthickness0.5-60mm, ... customers requestDensity0.28-0.38g/cm3Colorkinds of colorTechnique of productionBy combing,overlapping,needing,the felt formed,and by using ... roll.CharacteristicThe material of the felt is from wool. The wool itself is one kind of the biodegradation, the non-toxic ecology ...