These Emerald CX gloves are knit with an engineered 13-gauge blend of Kevlar and stainless steel for an ASTM cut-level 4 rating. The latex topcoat works to increase grip and puncture resistance and delivers excellent wet/dry grip with improved comfort and dexterity. Gloves withstood over 1525 grams of cut force, which is the equivalent of ten heavyweight leather gloves. This composite blend is less expensive and more effective than an aramid-only knitKevlar is a registered trademark of E.I. du Pont de Nemours and Company.