Kuhl Slax pants 30W x 30L Carbon (Gray) I have had these slacks for less than a year. They have no more than half a dozen wears on them. They have been laundered and are clean. There is a light stain on the back of the left calf area shown in the picture. From Kuhl's site: Versatile enough for the office or the trail, the SLAX™ Pant features our exclusive ENDURO™ fabric. This quick-drying, lightweight material also provides a bit of stretch for enhanced freedom of motion. With excellent abrasion resistance and sun protection (UPF 50), the SLAX™ pant will take you anywhere you need to go. Full seat and thigh Slight taper from knee to leg opening Technical blend of Cotton and Nylon Lightweight and breathable Abrasion resistance Breathable performance Superior (UPF 50) sun protection EQUALIZR™ Rear Pockets create a perfectly level, clean, and incognito style Chino-style flat-front pockets Gusseted crotch for freedom of movement Stealth™ cell phone pocket