41 cm 16 inch deep dome wok lids
For rustic cooks it is very useful for finishing off stir fries to either get your biggest frypan lid or use one of these. The dome helps in the way the steam goes around, so is part of the cooking process somehow.
In steaming a fish,
one can use an oval dish that fits on each side of the wok. And in this case, you definitely need a lid.
Though light, the wok lid takes up cubic space.