TRNR Pilates Ball - Black/Silver running-socks Reduces volume as it empties:

Reduces volume as it empties: the flask shrinks as you drink to avoid annyoing sloshing noises and taking up excess volume when empty

Weight (w/o Bottles): 269 g / 9

Superlight Ripstop Nylon

working with a BOOMERANG FOOTBED to give you high levels of energy return

Adhesive race bib buttons

TRNR Pilates Ball - Black/Silver running-socks Reduces volume as it empties:This duo of TRNR Pilates Balls (one small, one medium) delivers greater core strength, balance, coordination, range of motion, and postural alignment. Each ball can be used as a supportive base to facilitate exercises, as a resistance tool for an added challenge, or simply to provide instability and recruit more muscles. The variation in size offers different levels of assistance or resistance and makes it ideal to perform a wide range of exercises