evo.com | Outdoor Research Midlayer Fleece > Recycled polyester fleece with thermoregulating ActiveTemp technology gives the Outdoor Research Trail Mix XT Fleece Half Zip the range to handle a cold start and a hard-charging finish on the same trail. UPF 50+ and a quarter-zip collar mean quick venting when the pace picks up. bluesign(R) approved 100% Recycled Polyester Center Back Length 72.4 cm / 28.5 in Raised Heat Transfer Logo Patch 12" (30cm) Center Front Zipper Weight 11.7 oz/ 332 g | Outdoor Research Trail Mix XT Fleece Half Zip Men's 2027 - 2X-Large Khaki | Polyester