For runs when you need a little more carrying capacity for water or an extra layer, the UltrAspire Plexus 2.0 hydration waist pack is a low-profile option that makes it easy to bring a few extras.
Features
4 L waist pack is designed to securely carry a variety of contents
Front portion of the pack helps keep the load balanced
Front floating pocket has room to tuck away any excess webbing
Dual forward-pull adjustments make getting the perfect fit a breeze
Back portion features a horizontal water bottle pocket; pack includes an UltraFlask 550 Hybrid Bottle
4-way stretch mesh prevents the water bottle from slipping
Breathable webbing allows sweat to escape to reduce the risk of chafing
Foam padding helps ensure you don't feel the contents of the pocket on your lower back
Compartment is fully insulated and can be accessed with the left or right hand
Conical shape, which appears on all UltrAspire waist packs, has been refined through 30 years of development to ensure a comfortable, nonslip fit