And of course it still offers all of the features that make it a favourite for bonk free races and long runs front storage pockets for gels and fuel a secure zippered pocket that fits most phones and reflectivity to keep you visible when yoursquore on the move the two fully adjustable sternum straps guarantee a snug bounce free fit that wonrsquot constrict your breathing when yoursquore panting through a hilly workout specifications collection running activity run user unisex hyd