Husqvarna 531 30 95-64 Protective Chap. The Husqvarna 531 30 95-64 are extremely lightweight apron chaps with a 600 Denier shell and 5 layers of warp knit Kevmalimot chain saw protection on the front and sides. The Husqvarna Protective Chap features a tool pocket and is machine washable. The overall length of the Husqvarna 531 30 95-64 is from waist to ankle. The Husqvarna 531 30 95-64 Protective Chap meets ASTM F1897, ANSI Z133.1, is UL Certified, and meets OSHA Regulation 1910-266.