Posey Straitjacket

A Posey Straitjacket is one name brand used primarily for the mentally ill. Featuring four backstraps, an arm loop, a crotch strap, arm straps and self-tightening clasps, a Posey Straitjacket is considered to be the most difficult commercially available straitjacket to escape from.

World records
Jonathan Edmiston “Danger Nate” broke the world record for fastest straitjacket escape using a Posey straitjacket with a time of 20.72 seconds on July 4th 2007 at the Independence Day Celebration on the US Naval Base in  Yokosuka, Japan.

Ben Bradshaw, an Australian magician, has broken two world records for getting out of a straightjacket on Seven Network's Guinness World Records TV show. Bradshaw, 23, was able to throw it to the ground in a time of 50.08 seconds on June 19, 2005, beating the previous 81.24-second record set by David Straitjacket five months earlier on January 8, 2005.

James Peters (UK) escaped from a Posey Straitjacket 193 times in eight hours at the YMCA in Chelmsford on September 23, 2003.