Custom on-field style navy blue jersey. Everything sewn on, size XL. Hand-signed and inscribed in black felt-tip pen by Mike Singletary (HOF). Singletary was drafted by the Chicago Bears in the 2nd round of the 1981 NFL Draft and was known as "The Heart of the Defense" for the Chicago Bears' Monsters of the Midway in the mid-1980s. He was inducted into the Pro Football Hall of Fame in 199 The lot / autograph(s) includes an official James Spence Authentication (JSA) hologram and matching COA for authenticity purposes. The signing of this item was witnessed by JSA.Authentication: JSA COA