He can't sit unaided yet so can't just plonk him in the bath and he rolls all the time so can't use one of those bath seats either, suggestions on a post card please (naptimenatter.com)
Nuna Zaaz Highchair is a sleek and stylish highchair that is suitable from around 6 months where baby can sit unaided all the way up to adult. (babyandco.com)
He was sitting unaided at 4 months but I have read that this is not the norm. (kaboutjie.com)