Posted: 05/02/2014 at 07:48
From Reading Half Website
Bikes, stilts, roller skates, skate boards, buggies, etc.
Participants are not permitted to use any of the above or similar in the event and those attempting to do so will be prohibited from starting and may be forcibly removed from the course mid-race where necessary. Likewise, anyone attempting to start or join the race in any outfit that we, in our absolute discretion, deem unsuitable and/or dangerous to other competitors or spectators, will not be allowed to start the event or, if on the course, may be forcibly removed from the event.
Hope you've checked that your costume is acceptable