Nathan QuickStart 3.0 4L
Quick Specs
About the Nathan QuickStart 3.0 4L
Run farther, run freer.
The Nathan QuickStart 3.0 4L is your go-to minimalist hydration pack, purpose-built for runners and outdoor athletes who demand lightweight performance and functional storage. With a 1.5L bladder, bounce-free fit, and air mesh ventilation, this vest offers hands-free hydration without the bulk.
A spacious rear compartment and three front mesh pockets give you quick access to fuel, gear, and soft flasks (not included), while adjustable sternum and side straps ensure a customizable fit for most body types. Whether you're logging long trail runs or training for your next ultra, this vest moves with you, not against you.
Key Features
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1.5L hydration bladder with easy-clean push-pull bite valve
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Adjustable side and sternum straps for bounce-free comfort
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Three front mesh pockets for stash, flask (up to 20oz), and zipped items
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Large rear mesh pocket with separate bladder compartment and pole keeper
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Dual hose exit ports and bladder securement loop
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Quick-drying, durable outer shell
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Breathable air mesh back panel and straps
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Reflective elements for 360-degree visibility
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Total storage capacity: 4L (244 cu in)
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Weight: 12.4 oz (with bladder), 7.5 oz (without bladder)
Ideal For
Runners, hikers, and endurance athletes looking for a lightweight, customizable hydration vest with ample storage for essentials.
Why We Love It
It strikes the perfect balance between minimalism and function—streamlined enough for speed, but capable enough for long-haul adventures.
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Questions about shopping with Coastal Run
Quick answers about shipping, returns, fittings, rewards, and more so you can shop with confidence.
How fast do you ship online orders
We pack and hand off most orders within one business day. Once the carrier has your package, delivery timing depends on the shipping option you choose at checkout and your location.
Can I return or exchange my shoes
Yes. If your item meets our return conditions, you can usually return or exchange it. Our goal is always to help you move into something that feels better on your feet.
Do you help with shoe fittings
Yes. In store, our team walks you through a full fit process, asking about your goals, any past injuries, and how you’ll use your shoes so we can recommend options that feel right for you.
What is Coastal Run Rewards
Coastal Run Rewards is our points program. You earn one point for every dollar you spend and can redeem points for money off future purchases. It’s a simple way to save on the gear you already need.
Can you help if I have wide feet or use orthotics
Yes. We carry options in wider fits and shoes that work well with custom or over-the-counter orthotics. Our team will help you find pairs with enough volume and support for your setup.
Where are your store locations
Coastal Run currently has locations in Easton, Maryland and Scarborough, Maine, along with an online store that serves many states. Each shop is locally run with a focus on comfort, fit, and community.