Features of the KJUS Men's FRX Pro Jacket Spoiler collar for extra neck protection & comfort Expandable O2 collar for ideal neck protection and helmet compatibility Upper sleeve radio pocket with YKKA(R) zipper to hear the audio signals KJUS AC-Vent(TM) extended: award-winning, backcountry specific and backpack compatible ventilation Fixed hood with 2-point adjustment system 2-step eyewear cleaning bag for a smudgefree view & to store your eyewear