This is a Birchwood Casey Cloth known as the SGRC, model BC-30001.
Since 1948" serious shooters" avid collectors and professional gunsmiths have relied on Birchwood Casey for shooting and gun care products that have stood the test of time. Birchwood Casey has pioneered innovative products with an unwavering dedication for quality.
Features:
Leaves Lasting Protective Film on Metal, Wood or Plastic
100% Cotton Flannel