See the photos for the quality!
80% Polyester (good for sublimation)
20% Cotton
Adult size is 68 cm wide and 78 cm tall
Kid size is 49 cm wide and 55 cm tall (NO POCKET)
Adjustable neck tie at the neck (on adult) and double stitching (on all) for higher quality than anywhere else I could find.
Please note that colours may look slightly different due to lighting, monitor settings etc.