This is patch Sticky, Hook Tape on back. What is Sticky Hook Tape ? - Most commonly known as Velcro, however as Velcro is a brand name we cannot call our product Velcro. The quality of Sticky Back Tape is fantastic. Will perfectly fit your Russian SMG collection. Great accessory for airsoft games or reenacting. Please feel free to contact us if you have any questions. Thank you for viewing our visiting amzon Store.