100% cotton tee shirt boldly printed with a great slogan and the NASA logo, imported from the US.
Currently available in US youth sizes, which are as follows (refer to the sizing diagram above):
| SIZE | A: Shirt width (measured across the shirt) | B: Shirt length (measured top to bottom) |
| Youth Small | 40.5cm (so 81cm right round chest) | 53cm |
| Youth Medium | 43cm (so 86cm right round chest) | 58cm |
| Youth Large | 45.5cm (so 91cm right round chest) | 59.5cm |