Designed to fit over most back packs this highly visible cover gives extra visibility to cyclists and walkers in low light conditions made from water proof abrasion resistant nylon this signal coloured back pack cover has 3m scotchlite reflective piping and a black reflective strip that runs along the centre of the cover giving visibility over 200m away fully adjustable with top and side release cord buckles and an elasticated hem the pogo reflective backpack cover keeps your bag snug and