[MATERIAL AND SIZE]: Kezzled Neck Protection is made of 100% Kevlar by DuPont. It is extremely lightweight with only 7-onz weight. It comes with one Size which fits according to your neck and it can be worn easily under helmets. [PROTECTION AND BENEFITS]: This Neck Protection is comfortable stretch knit construction with double layer thickness. It provides you with neck protection, face protection during welding works, blocks UV sun rays while you are working outside [NECK PROTECTION CERTIFICATION]: It is EN388 certified, 3-way Protection, Cut-3, Tear-2, Puncture-2. These are made from the heavy duty and certified KEVLAR which protects your uncovered areas from scratches, welding sparks and bruises while doing hard jobs at work. [USAGE OF NECK PROTECTION]: It can be used inside home or outdoor activities like cycling, motorbiking, skiing or playing paintball. It can become a cap, a hat, a mask, a hardhat and it will also cover your ears