The warp yarns shall be either 100 percent cotton, 100 percent polyester, or any combination of polyester and cotton, or from 45 to 70 percent polyester with the remaining percentage rayon. The filling yarnsshall be either a staple fleece or pulled wool blended with goat-hair and spunon the worsted system into ingles, or a blend of goat-hair and rayon spun into Beneficial ccnnnents, recomnendations, additions, deletions, clarifications, etc., and any other data which may improve this document should be sent to: Comnander, U.S. Anrry Natick esearch, Developrent, and Engineering Center, A”N: EY.RNC-Im, mtick, MA 01760-5019.