UltrAspire UltraFlask 550 Hybrid Bottle Women's Shorts Ready to tap into your

Ready to tap into your fastest self ever

Best for: 2-3 runs per week

Elastic 4 needle flat seams

anchors this wind resistant

UltrAspire UltraFlask 550 Hybrid Bottle Women's Shorts Ready to tap into yourUltrAspire introduces yet another milestone in hydration history! All the benefits of the sport bottle without the downsides and all the benefits of a soft flask without the usual problems such as taste and staining from carbohydrate drinks. The UltraFlask 550 Hybrid Bottle is a cross between a hard bottle and a soft flask. This bottle has a body shape that conforms to the place its kept for the ultimate comfort, access, carriage and squeeze ability.