nonwoven sleeves 1.PE sleeve cover 2.material: PE 3.size: 40x20cm 4.color : white/blue/green PE sleeves are made of PE material,and its size is general 40x20cm,it has three common colour,white ,blue ,green,and at the same time ,the products have passed ISO9001,So the quality of the product is very good,if you need anything ,pls feel free to call me.