Woohoo tanya - what store?
You will need a large i would say as E is in a large. (just check as often the smaller sizes are cheaper! :P)

There are snug as a bug too but they have legs in them rather than a sleeping bag bottom

Well i am wet and sandy as ashley and i just spent an hour in the sandpit which has filled with water from the rain lol... and no we are having banana iced smoothies! mmmmmmmmmmm