Dumbledore's army trained in the Room of Requirement, said to appear at a person's time of need. Were you a member of the underground resistance?This Harry Potter Dumblerdore's Army Kids' T-Shirt is a unique product, exclusivity guaranteed. Taking your appearance to the next level, it boasts a eye-catching print on a Navy piece of apparel.(We take pride in our use of ethical sources, so you can feel confident with your purchase.) High-quality cottonMachine washableBefore tumble-drying, please consult the labelMedium-weight cottonMoreover, this item — its proportions exaggerated — offers comfort to children of all body types. If you have a preference for looser-fitting clothing, please order a larger size.Step into the magical realm with this incredible range of Official Harry Potter merchandise! Do you wish to show your love of your chosen House? Or are your desires geared for power and the Dark Arts? There's something for everyone here, Muggles and magic users alike!