Sft rbtcs s sbfld f rbtcs tht cncrns th dsgn, cntrl, nd fbrctn f rbts cmpsd f cmplnt mtrls, nstd f rgd lnks. n cntrst t rgd-bdd rbts blt frm mtls, crmcs nd hrd plstcs, th cmplnc f sft rbts cn mprv thr sfty whn wrkng n cls cntct wth hmns.