Description of Royal Robbins Discovery Zip N' Go Pants - Women's This soft textured nylon that feels like cotton is a blend of 95% nylon and 5% elastane. This UPF fabric is wrinkle-resistant, has great stretch and reliability wicks moisture away. An exceptional choice for travel garments. Features: Discovery Stretch nylon 4.3oz, 95% nylon, 5% elastane UPF 20+ Stretch Dri X-treme wicking Wrinkle-resistant Durable and abrasion resistant Lightweight and packable Contemporary rise Dri X-treme mesh inside waistband Zip secure front & back pockets Snap secure center front waistband Mesh lined pockets Packable pocket - pant legs pack into stuff sack and attach to back belt loops 9" short inseam in size 8