This is a vintage sew on patch for the LP record titled "Strength Through Oi!" . Strength Thru Oi! is a 1981 Oi! compilation album, featuring various artists and released by Decca Records, released in collaboration with Sounds magazine.  Approximately " wide by 3.75" tall.  Made in England. See photos.

Garry Johnson
The Strike
Criminal Class
Barney Rubble
Infa Riot
The 4-Skins
The Last Resort
Toy Dolls
Cock Sparrer
Splodenessabounds
The Shaven Heads