Uniqlo Baby Salopette, Size 80 This is an easy-to-wear baby salopette from Uniqlo. Please see the photos for the total length and waist size. Salopettes are a convenient item because they keep the tummy covered even when the baby is moving around. It can also be worn as pajamas. There are no noticeable stains, but please understand that this is a used item with a used feel due to the 100% cotton material.