SwedePro 194036 Chainsaw Wrap Chaps, Orange, Length 36. Outer Shell: Nylon Color: Orange or Navy Protective material: Engtex™ (U.S. Patent No. 5,415,007) No. of Layers: 6 Layers - UL® Classified Wrap Chap made from water & oil resistant Nylon Protective pad made with Engtex™ Material (U.S. Patent No. 5,415,007) Extra 12" back flap on the lower leg to give additional protection against thorny thickets and moving saw chain Eight interlocking leg buckles (4 on each leg) keep chaps in place One 1-1/2" interlocking waist buckle is adjustable for waist measurements from 30" to 42 Sizing - All Wrap Style Chaps are measured from the waist down Machine wash and dry UL® Classified UL® Classified Product. - This garment has been Classified by UL® (Underwriter Laboratories Inc.) as chain saw cut resistant leg protection for all Operators of Gas Powered Chain Saws by using ASTM ( American Society of Testing & Materials) F1414 Test Method and ASTM Specification F1897 "Leg Protection for Chain Saw Users."