Mossy Oak Knee pads Cotton Poly outer layer Extremely durable 11.5 oz canvas. sew in padding on the knee included. confort mesh lining. one size fits most average inseam for this size 26" -34" the difference would covering your pants pocket or not.. I find it extremely convienient to access my pants pockets. and why have 2 belts around your waist? Quarterchaps strap to your legs with tenacity utilizing 3 straps around your lower leg and 2 straps above your knee. 5 metal snaps with nylon hardware. Extreme weather proof water resistant, wash when dirty dry when wet.