With moulded helmet protection compartment removable sealed wetdirty laundrywetsuit compartment exterior water bottle pocket this bag has it all you even get a triathlon check list on the interior so you39ll not be forgetting anything on race day no more last minute panics as you suddenly realise your transition box is lacking running shoes in addition the storage options are endless exterior small item zippered pocket for valuables top pocket for your sunglasses or an mp3 player