Snug Fit: the safety arm guards sleeves measure about 45 x 11 cm/ 18 x 4.3 inches with thumb hole, about 40 x 11 cm/ 15.7 x 4.3 inches without thumb hole, the proper size for arms of most men and women, providing you with a nice snug fitWide Applications: these protective sleeves for arms can give efficient protection to your arms when you are doing precise operation, industrial work, construction work, yard work, kitchen work, glass plant manufacturing, repairing, camping, climbing, gardening, cutting and so on, keeping your arms from scratches or abrasionsLevel 5 Cut Resistant: these arm sleeves for men women feature 5 levels of cutting resistance, are hard to tear or abrade, can keep your arms from mild burns, bruising, cuts, scratches to avoid being hurt by pointed items and high temperatures, and provide you with enough warmth in cold weatherSufficient Quantity: there are 2 pairs of cut resistant sleeves with thumb hole and 2 pairs of cut proof sleeves without thumb hole in the package, which are available in 2 classic colors of black and gray for you to meet your matching needsStrong Material: these arm protection sleeves are made of HPPE, nylon and polyurethane material, strong and reliable to use, soft and elastic, comfortable to wear, not easy to fade, break or deform, can be kept and applied for a long timeImportedHppe,Nylon