The Batman Dog Costume includes the headpiece and jumpsuit. This adorable Batman Dog Costume lets you bring your dog to the party! This Batman Dog Costume is available in dog sizes X-Small, Small, Medium and Large. This Batman Dog costume is an officially licensed Batman Costume. MEASUREMENTS IN INCHES* General dog costume measurements are as follows: XS Neck 12-13, Chest Front 5-7, Neck to Hem 10, Chest/ Belly 16-17; S Neck 14-16, Chest Front 8-10, Neck to Hem 15, Chest/Belly 20-23; M Neck 17-19, Chest Front 10-12 Shoulder to Hem 17, Chest/Belly 24-28; L Neck 20-2, Chest Front12-14, Shoulder to Hem 20, Chest/Belly 30-33; XL Neck 24-28, Chest Front 14-16, Neck to Hem 24, Chest/Belly 34-38. PLEASE NOTE: These are flat garment measurements not measurements of average dog who would normally wear this size.