Body 1 94% nylon, 6% spandex; Body 2 70% nylon, 20% polyester, 10% spandex; Waistband Lining 90% polyester, 10% spandex; Other 100% polyester; Abrasion resistant stretch fabric w/ extra stretch panels at seat and knees; Large front pockets w/ mesh pocket bags & coin pockets; 2 ply knife reinforcements at the edge of front pockets; Large Low-Profile, zippered cargo pockets featuring:; Bellowed Fabric to expand pockets -Drainage holes to dump water/debris; Inner elastic strap to secure large objects (Water bottle / magazines)