Virtually no bounce. Perfect for 10-14 miles and no refill.
amazonAmazon.com : CamelBak Ultra Pro Quick Stow Hydration Vest, 17oz : Sports & Outdoors
https://www.amazon.com/dp/B01NCORGO6/ref=nosim?tag=cougarboard07-20[https://www.amazon.com/CamelBak-Ultra-Hydration-Black-Atomic/dp/B01LA3ONZS/ref=asc_df_B01LA3ONZS/?tag=hyprod-20&linkCode=df0&hvadid=167126940649&hvpos=&hvnetw=g&hvrand=8845450139473034169&hvpone=&hvptwo=&hvqmt=&hvdev=m&hvdvcmdl=&hvlocint=&hvlocphy=9029694&hvtargid=pla-309402266338&psc=1]