Kevlar Class I personal escape belt. Utilizes double locking quick connect snap hook and locking D ring adjustment system. Constructed of two layers of 9000 lbf. Kevlar webbing (coated to reduce wear and abrasion) with an inner stiffening material to increase stiffness for carrying tools. A pad under buckle made of Nomex material. Two additional D rings can be adjusted to affix a personal escape rope pack. â€¢ One size, fully adjustable and XL â€¢ Optional Truckmanâ€™s Tool Holster can be added â€¢ Certified by UL to NFPA 1983/2017 edition. Ladder and Escape Belt Standards.