ACTIVE SKIN 4 WOMEN'S SET Color:Black / Metal the flask lets you know

the flask lets you know exactly how much water or gel you have left

Shrinking as you drink to limit bounce

for a more layered

It also connects easily to your shoes

Inspired by professional athletes

ACTIVE SKIN 4 WOMEN'S SET Color:Black / Metal the flask lets you knowKickstart your short distance trail adventures with easy hydration. As a stepping stone to take your trail running to the next level on shorter distances, our updated womens ACTIVE SKIN 4 is now even easier to use and comfier to wear. The fabrics are still just as soft and breathable, the ultra secure fit is adapted for women and the revamped chest pockets provide effortless access to your flasks.