Kev tiv thaiv laj kab laj kab tseem hu ua 358 laj kab (3 ″ × 0.5 ″ × 8 guage) tseem hu ua "tsev loj loj mesh" lossis tiv thaiv laj kab nce toj, yog vaj huam sib luag tshwj xeeb laj kab, peb tuaj yeem ua hauv peb lub nroog, kev tsim khoom no muab qhov zoo tshaj plaws tus nqi rau kev ua tau zoo, ua tau ntev thiab pom, "358" los ntawm nws qhov kev ntsuas 3 "x 0.5" x 8 ntsuas uas sib npaug rau kwv yees. 76.2mm x 12.7mm x 4mm hauv qhov ntsuas.