eBay

New with tags. From the manufacturer:

"GONE FISHIN’

Add these pants to your next fishing sojourn. Quick-drying fabric with built-in UPF 30 make these pants perfect for the water.

MADE TO WADE
Need to go a little deeper? Just roll up the pant hems and turn them into capris.

Features:

Omni-Shade UPF 30 provides maximum protection for long hours in the sun
Omni-Wick technology actively breathes and pulls sweat away from your skin
Quick dry fabric for functional performance on the water
Roll-up leg
Inseam length: 32” regular
Imported
Uses: Fishing, Hiking, etc..."