Camelbak Ultra 4 70oz Running Hyration Vest $56.93 + Free Shipping ~ Amazon or REI By admin | January 12, 2017 1:18 pm EST 0 Comment Camelbak Ultra 4 70oz Running Hyration Vest (Electric Blue/Poseidon) $56.93 + Free Shipping Available via Amazon via REI – no longer available Also available from REI CamelBak Octane 70oz LR Hydration Pack $49.93