Shop › The XI Kids T-Shirt Image 1 of 3 Image 2 of 3 Image 3 of 3 The XI Kids T-Shirt £17.99 sold out The XI Kids T-shirt uses 175g cool-touch cotton fabric with moisture-wicking technology, ideal for active children. Size: XS2 (120) XS1 (130) XS (140) S (150) M (160) L (170) XL (180) Sold Out Added! The XI Kids T-shirt uses 175g cool-touch cotton fabric with moisture-wicking technology, ideal for active children.