Each monkey wore its own custom jacket, and 6 infrared-reflective markers were placed at the shoulders, elbows, and wrists on the jacket.
From the nature.com
Put on your Puffa jacket, jump around like a monkey with a miniature cymbal and, of course, let us know what you make of it.
From the guardian.co.uk
During earlier court hearings, prosecutors said Watkins manipulated a lock to get into the primate enclosure and removed the monkey by wrapping it in a jacket.
From the sfgate.com
If this was not enough, said monkey was clad in a close-fitting, button-up sheepskin jacket and wearing a nappy.