Outer shell DuPont® Cordura 500D (100% polyamide) Lining 3D air mesh panels (100% polyester) in back to promote air circulation COOLMAX® breathable mesh inner lining (100% polyester) detachable thermal liner (100% polyester) Membrane GORE-TEX® Z-Liner Technology (100% polytetrafluorethylene) Fit/features 4 external pockets 7 inner pockets internal cellphone pocket air-vent zippers in front, back & arms front air-vent zipper stretch panels on inner arms dual arm adjustment hip adjustment soft collar full-length back protector can be integrated into jacket lining Protection exclusive EN 1621-1 CE-approved Held cloverleaf SAS-TEC® shoulder & elbow protectors optional EN 1621-2 back protector 3M SCOTCHLITE™ reflectorsa Connecting zip