Part of a collaborative capsule with Korean label Archivépke this lightweight summer ready backpack is big enough for a day hike and adaptable enough to use as an everyday city bag too. With internal lap top pocket and full zippered access it's functional and convenient in equal measure. Made from lightweight nylon fabric and using waterproof zips it's got an external elasticated pocket and bungee cord fasteners. 

It's got a capacity of around 20-25litres and features plenty of details and additional storage such as emergency whistle, chest and waist straps and reflective strings for visibility. Top notch luggage from CAYL. 4202999000