If you want a wash bag/organiser that won’t add much weight to your backpack, the Osprey Ultralight Zip Organiser is a great choice. This lightweight travel wash bag weighs a just 116g and offers plenty of pockets for organising your toiletries and small accessories.
Equipped with 5 x zipped pockets (including 1 x mesh pockets), 2 x stretch pockets and a detachable ‘see-through’ toiletries pouch, it offers plenty of space for your essential wash gear. The wash bag even includes a detachable mirror and a hanging loop for easier access to contents.