Ultraspire UltraFlask 550 Hybrid Bottle Organic Consistent use of foam roller

Consistent use of foam roller reduces muscle fatigue and tightness

Minimal seaming with just-right level of compression keeps you comfortable and in motion

2 quick-access gel slots for easy access to nutrition on-the-go

89% cotton/11% spandex

Cannot be used against you

Ultraspire UltraFlask 550 Hybrid Bottle Organic Consistent use of foam rollerUltrAspire introduces yet another milestone in hydration history: This great feeling, easy stowing 550 mL bottle is a hybrid between a hard bottle and a soft flask! The lightweight super squeezable UltraFlask stands up on its own, is fillable and easy to clean, and has high flow and fast recharge. It is soft, flat and stable against the body and is easily accessed and returned to a vest pocket or a waistpack even when it's empty. The UltraFlask 550