The prAna Drey full zip features performance polar fleece for extra warmth while the sun is down. Knit side panels allow a full range of motion, and zip hand pockets will keep valuables on board. Heathered polar fleece full zip hoodie with knit side panels for full range of motion. Shell: 100% Polyester. Trim: 95% Polyester and 5% Spandex. Performance fleece adds extra warmth when you need it. Zippered hand pockets for secure storage. Performance Fit. Material: Polyester, Spandex.