Fenix ARB-L18-3500U USB Charging 18650 Battery Hiking Shoes Slide Seal™ opens wide for

Slide Seal™ opens wide for refilling

Topped with our SpeedFill cap for quick refills on the go

you have leg room for days

the fit is ergonomic thanks to 4-way stretch material and allows total freedom of movement during effort

The design has been inspired by the classic Greenland series with durable G-1000 fabric and practical features

Fenix ARB-L18-3500U USB Charging 18650 Battery Hiking Shoes Slide Seal™ opens wide forARB L18 3500U is a high capacity 18650 Li ion USB rechargeable battery with a built in micro USB charging port. It also includes a protection circuit in the anode to help prevent short circuits, over charge discharge and over heating. These USB rechargeable batteries can quickly be charged without the need for a separate charger. This not only saves you money from purchasing a charger, but also provides the convenience of not having to carry around