ExOfficio Women's Jandiggity Fleece Pant 100% Polyester Grid Fleece acts like a thermal insulator to keep you warm day and night. Security zipper pocket on the waist allows you to carry anything important close to you for easy access without fear of anything falling out. Sun Guard protects you with an SPF 50 against harmful UV rays to allow you more time under the sun. Interior drawstring waistband ensures the perfect fit no matter how strenuous your outdoor activities get. Moisture wicking material keeps you warm and dry through rain, snow and high levels of humidity.