This kind of folding bed is light and easy to carry.
Tips
memory
折叠 (zhédié) means 'to fold up' — same root as 折叠手机 ('foldable phone'). Tack 床 ('bed') on the end and you've got a 'fold-up bed.' The whole noun pattern (verb + 床) is productive: 双层床 'bunk bed,' 单人床 'single bed.'