These are Genuine Issue BDU pants; sewn to military specs made form 50% Nylon 50% Ripstop cotton, fade and shrink resistant. These pants feature six roomy pockets for all your gear, the two back pockets, and the two cargo pockets have button flaps. 

• 50% Nylon 50% Ripstop Cotton (NYCO)
• Six Pockets, back and cargo pockets with button flaps
• Four-button closure fly
• Reinforced seat and knee
• Adjustable waist tabs and adjustable nylon drawstrings on legs 
• Made in USA
• NSN 8415013275338

These pants have double reinforced seat and knees; they also feature a four-button fly, adjustable waist tabs with four bar tacks and drain holes in the pockets, and drawstrings on the bottom ankles for a tighter fit.