The ultimate trail mate the flux super light packable shell jacket weighs in at less than 100 grams perfect as a wind and showerproof barrier on long epic rides or a blast round the local trails packs down into its own pocket for compact storage ideal if your hydration pack is tight on space made using award winning p3dry fabric it doesn39t feel tacky against your skin and keeps you comfortable for longer small stretch panels on the back of the arms give great freedom of movement