Personalised Pyjamas Option You can choose to have these pyjamas personalised with a name! Add personalised name, upto 15 letters, into the box and we will print the name onto the pyjama top. The personalised name will be fit to scale and could vary in size, due to length of name. If you have chosen not to have them personalised, please do not add a name, we will not print any name onto the pyjamas. These childrens cotton pyjamas are a must for all Harry Potter fans! The Harry Potter character pyjamas are perfect for nightwear, sleepovers, would make an ideal present! The Harry Potter PJs are made up of a 2 piece short tee and shortie bottoms.