Nitecore NL1840 4000mAh 18650 High-Performance Li-Ion Rechargeable Battery Trail Running Shoes Weighs 1 lb 1 oz 4548801939762 Weight 450 g Size:EU42⅔ | UK8.5 gear

Weighs 1 lb 1 oz when packed up and can hold up to 200 lbs when assembled

External capacity gauge allows you to track your hydration intake or measure out the contents

Long shoulder straps that can be adjusted to fit both little and big backs

Compressed size: 39 cm

Gel 160 helps athletes achieve the right amount of carbs per hour with proven Hydrogel Technology — no matter the situation

Nitecore NL1840 4000mAh 18650 High Performance Li Ion Rechargeable Battery Trail Running Shoes Weighs 1 lb 1 oz 4548801939762 Weight 450 g Size:EU42⅔ UK8.5 gear Weighs 1 lb 1 oz when packed up and can hold up to 200 lbs when assembled External capacity gauge allows you to track your hydration intake or measure out the contents