Dynafit rc20 backpack this dynafit rc20 backpack is a lightweight construction that is perfectly cut to fit the shape of your body and allow you a comfortable fitting whilst carrying this bag has everything you need such ads a speedbottle holder an integrated safety box which easy accessible form the outside its mesh back and breathable shoulder straps allow for a ventilated feel whilst carrying allowing your body to breathe this backpack also features a ice axe speed attachment and a