Colour is red - the photos show it as a bit deeper red than in real life, where it's a bit more orange-red depending on the light.  

Collar at the neck and a three button fastening.  Nike embroidered logo on the front and Disney logo on the sleeve.  

Approximate measurement on one side from underarm to underarm is 21 inches. 

Listing lots of other items including the same top in other colours so please check them out. Happy to combine postage on multiple items.