It consists of a roll of a specially perforated band that can be cut to a required length and an adjustable fastener that interlocks to make any diameter required.
NSN 6220-00-269-0459
NSN 5910-00-964-9981
NSN 6610-00-079-1508
NSN 4140-01-387-2068
NSN 5920-01-302-1995
NSN 6645-01-432-7026
NSN 5915-01-487-6454
NSN 5965-01-029-5222
NSN 6110-00-245-2720
NSN 7035-00-140-0474
NSN 5835-01-392-3105
NSN 5999-00-182-8908