Hydrapak Ultraflask Speed Flask Size:600ML •Transom mount transducer

•Transom mount transducer

21% Lyocell

you can reproduce the big fight sound

one open/drop-in

Provides extra protection and comfort for the ears and forehead without

Hydrapak Ultraflask Speed Flask Size:600ML •Transom mount transducerGo big. The largest of our ultra light series, the UltraFlask Speed 600 ml holds more so you can go the distance. Its soft material allows it to fit snugly in most vest pockets and it shrinks as you drink to minimize water movement. Topped with our newest SpeedFill cap feature that makes aid station refills a breeze. COMFORTABLE FIT Soft material conforms to most hydration vests, belts, or pack pockets COMPRESSIBLE Flexible design shrinks as you drink