The permitted size of the bat is now defined, with the width and length unchanged, but with added restrictions on the thickness of the edges (40mm) and the overall depth (67mm). Umpires will be issued with a new bat gauge, which they can use to check a bat’s legality.
Meet Shekar Naik, captain of India's T20 Cricket team for the Blind, who has played over 50 matches in 32 countries. This video will probably make you remove the word 'disability' from your vocabulary.