Boo! Halloween is always a favorite childhood memory! The softest Peruvian Pima fabric with delightful custom prints and colors, our Casper PJ's are fun and happy! Coordinates with our Casper Collection for boys and girls We recommend sizing up in most Pima styles Footed PJ's available in sizes 6m-9m Zipper PJ's (no feet) sizes 12m-24m Our pajamas are designed with care and in compliance with CPSC safety standards. They are free from flame‑retardant chemicals and are not flame resistant, so they are made to fit snugly.