Giant bubble fun! Just add Fairy washing-up liquid. What it contains: 1 set of wands and ropes  2 sachets of magical giant bubble powder to make 5 liters of giant-bubblemix (just add Fairy washing-up liquid); Instructions. You need to add:  400ml Fairy washing-up liquid (other brands don't work as well or at all; must not be lemon-scented), water, a clean container like bucket or bowl.