pvc safety boots material:pvc+special material lining:easily dried fabric length of upper:about 400mmof designed as your request weight:1.6-2.2kgs/pair package:1 pair/polybag,10 pairs/ctn 325ctns/1*20GP,650ctns/1*40GP,750ctns/1*40HQ Size:36-47(French)/3-13(U.K) certificate:CE EN ISO 20345:2004&ISO 9001:2008