Boys PJ Masks pajamas. Your furiously fast feline hero will give Night Ninja a run for his money in these awesome PJs! A short pajama set ideal for warmer nights in the PJ Masks HQ! In classic navy this ensemble features the masked hero Catboy with a two-tone background on the top, and a superhero motif on the shorts. With a cosy elasticated waistband these are the perfect jammies for your cat-tastic superhero!