Columbia Women's On The Go Pant These hiking trousers feature UPF 40 sun protection blocking UV rays, and a water and stain-repellent fabric. With their stretchy fabric, mid-rise elastic waist and articulated knees, these hiking trousers are comfortable yet casual to follow you in your travels, hikes or whatever your plans are. Omni-Shield™ - advanced repellency Omni-Shade™ - UPF 40 sun protection Comfort stretch Elastic at waist Draw cord adjustable waist Articulated knees Hand pockets Security pocket   97% nylon/ 3% elastane 2-Way Stretch Ripstop.