Battle Rip-Stop BDU Pants. 65% Poly/35% Cotton Ripstop. It is an all-season weight, manufactured in a rip-stop weave. It is a lighter weight cloth that breathes well, and is initially durable. Sewn to Military Specification. 6 pockets, 4 with button flaps. Fused pocket flaps, 4 button fly, double-Reinforced seat and knee. Adjustable waist tabs with 4 bar tacks. Drain holes in bellows pockets. Nylon drawstring leg closures, fused, knotted and tacked. Felled inseam, outseam and seat seam.