Cut Resistant Arm Sleeves - Kevlar Knit Protective Sleeves with Thumb Hole | Level 4 Cut Protection, Fire Resistant, 22" Length (Black, 144 Pairs) - Ideal for Kitchen, Construction & Industrial Work Safety

High Performance Protection: Certified Level 4 Cut Resistant Protection with abrasion resistance. Can prevent scrapes, scratches, & skin irritations. Lightweight and seamless 100% Kevlar knit material for cut & abrasion resistance 2-Ply Flame Resistant (FR) material treated with fiber shield for wider range of use Applications: Cut protection, Food service, Gardening, Wood carving, Farming, Fishing, Camping, Glass handling, Assembly line, Appliance installation, Warehousing, etc. We use a specialized testing machine called a Tom dynamometer (TDM-100) to measure cut levels. The machine applies a straight-edged blade under a specific “load. ” The load is the amount of pressure being applied with the blade. We gather data from multiple tests under various loads to determine the force required to cut through the sample. That measure gives us the material’s Cut Level