Nathan Quick Start 2.0. 4L Black/Gold RAD Smartwool packed these socks chock

Smartwool packed these socks chock full of smart features like our 4 Degree® elite fit system

and loop closure for a secure fit

Included in the scope of delivery are a 110V plug

Extra-deep heel pocket ensures a perfect fit

Waterproof materials

Nathan Quick Start 2.0. 4L Black/Gold RAD Smartwool packed these socks chockFeature Bullets Adjustable front and side straps for a perfect fit Front bottle pocket fits up to 22oz flasks Front storage for nutrition and phone fits most large format smartphones Includes 1. 5L Hydration Bladder Main back zippered pocket for extra layers and other running essentials Soft perimeter binding prevents chafing Storage capacity: 244 cu in 4L Weight w o bladder: 7. 2oz 204g Weight with bladder: 12. 4oz 352g Includes 1. 5L Hydration