Modern Device

zppr, zp, r fly, frmrly knwn s clsp lckr, s cmmnly sd dvc fr bndng tgthr tw dgs f fbrc r thr flxbl mtrl. sd n clthng (.g. jckts nd jns), lggg nd thr bgs, cmpng gr (.g. tnts nd slpng bgs), nd mny thr tms, zpprs cm n wd rng f szs, shps, nd clrs. n 1892, Whtcmb L. Jdsn, n mrcn nvntr frm Chcg, ptntd th rgnl dsgn frm whch th mdrn dvc vlvd. Th zppr gts ts nm frm brnd f rbbr bts (r glshs) t ws sd n n 1923. Th glshs cld b fstnd wth sngl zp f th hnd, nd sn th hklss fstnrs cm t b clld "Zpprs".