Shared rooms run out of space long before they run out of floor. Good storage keeps your things secure, off the floor and easy to pack at the end of term. One good answer is the peti, the lockable trunk that gives this site its name.
Metal trunk or lockable storage box
The peti: it keeps valuables and spare clothes locked in a shared room, doubles as a side table, and carries everything home at the end of the year.
Check before you buy
Measure the space under your cot; many trunks live there.
A hasp that takes a padlock, and strong side handles.
Metal is tougher; a plastic box is lighter to carry.
Compare the listed inside dimensions, not just the outside size.
Skip or avoid
A trunk so large that you cannot carry it up the stairs on your own.
Most useful for: Hostel · PG with meals · PG, no meals · Working PG