Featured in Mental Athletic issue #4: Made New: The BANDIT Way by Chris Glickmann; Homerun: Hardcore Discipline; Pro Lens Project – Between Gods and Hunters; AKTA; A1A; Training for Hakone; I Am Jealous of Everything Whose Beauty Does Not Die; Tokyo Drift by Paul Herrmann; Why We Wear It – The Running Heritage by Ewen Spencer; Tenet of the Unbound: Nike Rebel Instinct; Chito Vera: Repetition Builds Mastery; Hiroshi Iguchi; Ego Death on Two Wheels by Peter Sutherland (supported by KASK); OKO Farms NYC (supported by Crocs); Lachlan Morton: Diary from Kenya; Cling to Move by Large Deviations.

第 4 期收錄內容包括：Chris Glickmann 的〈Made New：BANDIT 之道〉；〈Homerun：硬派紀律〉；〈Pro Lens Project——介於眾神與獵人之間〉；AKTA；A1A；〈為箱根而訓練〉；〈我嫉妒一切美麗不會消逝的事物〉；Paul Herrmann 的〈Tokyo Drift〉；Ewen Spencer 的〈我們為何穿上它——跑步文化傳承〉；〈無拘者的信條：Nike Rebel Instinct〉；〈Chito Vera：重複造就精通〉；Hiroshi Iguchi；Peter Sutherland 的〈兩輪之上的自我消融〉（由 KASK 支持）；OKO Farms NYC（由 Crocs 支持）；〈Lachlan Morton：肯亞日記〉；以及 Large Deviations 的〈Cling to Move〉。