If you've already got a Svan highchair then you'll know that these comfortable but hard wearing cushions are machine washable and the seat cushion is reversible, so you don't have to washit as soon as it's dirty! They cleverly adapt to the size of the seat, whether you're using it as a highchair, toddler chair or adult chair. Attaching them and removing them from the seats is also very simple. Please note these cushions are new stock and will fit the new shape svan highchair.