PHOENIX 600 D front panel, 330 D Honeycomb, 600 D Poly-Blend. Side waist adjustment . 2 x 1 stretching inserts. Micro-Injected logos. “Slip Fit”™ knee system with Genuine Leather inner knees. 2 x 2 stretch on rear yoke “Armadillo” patterned Clarino saddle. Unique “cuff-less” cuff. Machine washable in cold water.