I-Razor wire, evame ukwaziwa ngokuthi i-barbed wire, inguqulo yesimanje futhi iyindlela enhle kakhulu yocingo oluhlabayo lwendabuko oluklanyelwe ukuvimbela ukungena okungagunyaziwe emigomeni yomjikelezo.Yenziwe ngocingo olunamandla amakhulu lapho inani elikhulu lama-barbs abukhali akhiwa khona eduze, izikhawu ezilinganayo.Ama-barbs ayo abukhali asebenza njengesivimbeli esibonwayo nesingokwengqondo, okuyenza ifaneleke ezimbonini ezifana nezindawo zezohwebo, zezimboni, zokuhlala kanye nezikahulumeni.