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Hydro Light 20

An Aarn day pack for light and fast adventures. A simple, extremely light and compact frameless day pack that hangs from your shoulders moulds to your body contours and flows harmoniously with body movement.

This pack is made from our left over factory fabrics, in line with our sustainability practice, Cradle to Cradle.


Compact- tucks into its own top pocket

Auto-moulding Stretch mesh shoulder straps

Chest and waist straps for stability

Top opening with roll-top closure

Top pocket with key ring hook

Hydration sleeve, attachment loop with top zip entry

Vertical divider keeps the side profile slim

Divider zips out for large items

Carry handle

Light enough to carry as a daypack in your main pack on long trips

Travel companion

Tech Specs

Fabrics -

30D Silicone Ripstop

Dimensions -

W 24cm x D 11.5cm x H 48cm

W 9.4in x D 4.5in x H 18.8in

Litres -

20L in the main body

Max Load -

6kg or 13.2lbs

Pack Weight -

330g or 0.7lbs

Colour -


Size Guide

Size Chart -

Please visit our size guide and learn how to measure your torso and hips here.

Back Length -

One Size

Hip Belt -

One Size