Boys Disney Mickey Mouse Onesie. Oh Boy! Hop into these cosy Mickey Mouse pajamas and dream of magical Disney adventures all night long! Crafted in a super-soft polyester, this red and black sleepsuit mimicks Mickey's iconic style. Completed by a warm lined hood featuring MIckey's embroidered face and 3D signature ears, this all-in-one pyjama is a must-have for any Disney manaic!