Stan Ray's Relaxed fit super hardwearing double knee pants, with all the pocket details and loops you need for a day on the site, available here in natural 10oz heavyweight cotton.
 
Details:
Heavyweight triple needle construction
Riveted and bar tacked stress points
Double layer front leg panels
Tool. pockets and hammer loop
Button-fastening cuff
Flat felled seams
Re-enforced riveted shank button
100% Cotton
Made in the USA