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 4140-01-218-5919
NSN 6105-01-335-9155
NSN 6685-01-446-6164
NSN 5990-00-876-7893
NSN 6320-01-449-1014
NSN 2925-00-497-7808
NSN 6620-01-514-7786
NSN 5935-00-288-5945
NSN 5945-01-105-6272
NSN 5915-01-294-3694
NSN 5975-01-211-7705
NSN 5990-01-559-0578