SIZE CHART: SIZE 59/0-3 months: length 53cm, 1/2 chest 28.5cm, sleeve 23cm,shoulder to crotch 38cm; SIZE 66/3-6 months:length 58cm, 1/2 chest 30cm, sleeve 25cm,shoulder to crotch 41cm; SIZE 73/6-9 months:length 63cm, 1/2 chest 31.5cm, sleeve 27cm,shoulder to crotch 44cm; SIZE 80/9-12 months:length 68cm, 1/2 chest 33m, sleeve 29cm,shoulder to crotch 47cm; SIZE 90/12-18 months:length 73cm, 1/2 chest 34.5cm, sleeve 31cm,shoulder to crotch 50cm; SIZE 100/18-24 months:length 78cm, 1/2 chest 36cm, sleeve 33cm,shoulder to crotch 53cm; Our toddler costume made of flannel fabric, cozy and soft 3D cartoon shape, windproof cuff, no pressure restraint, so cute and warm Neckline zipper anti-pinch design, two-way zipper, safety and easy to wear A wonderful Birthday / Christmas / New Year Gift. Nice as a toddler unisex baby romper/jumpsuit/outfit, outwear, daily pajamas, sleepwear, Halloween Thanksgiving Christmas Day party costume