Batch1 Skeleton Full Body Print Novelty Halloween Fancy Dress Kids Onesie Size Chart (chest to fit): 3/4 Years (26") | 5/6 Years (28") | 7/8 Years (30") | 9/11 Years (32") | 12/13 Years (34") Skeleton Full Body Print Onesie. Super Ltd edition Original Batch1 Onesie 80% Cotton / 20% Polyester Designed and printed in London.