Space Heroes have little fear, but lots of curiosity. A boy with a Kidorable Space Hero Coat explores the galaxy in search of fun and adventure. I'm a Space Hero. What will you be? Available in sizes My 1st (1T, 12-18 mo.), 2T, 3T, 4T, 4/5, 5/6 and 6/6X. For more details refer size chart. Gender: male. Age Group: toddler.