three-ply
Longman Dictionary of Contemporary English 5++LDOCE 5++ˈthree-ply adjective TIthree-ply wood, wool, tissue etc consists of three layers or threads 〔木板、纸巾等〕三层的;〔羊毛线等〕三股的
Examples from the Corpus
three-ply• This means that you need to use a fine yarn, two- or three-ply for standard gauge machines.• Cast on in full needle rib, using cast on two and a three-ply or similar weight yarn.ˈthree-ply adjectiveChineseSyllable
Corpus layers wood, etc three of three-ply or wool, consists tissue

