Cov lipstick raj no yog qhov sib nqus hloov, thiab nws yog square, tab sis nws plaub sab yog tsim los nrog protrusions, muab nws lub zog ntawm kev tsim. Cov kav dej sab saud, sab hauv, thiab sab hauv tau muab txau nrog kev kho mob plating, thiab cov yeeb nkab lub cev tau dhau los ua UV txheej txheem tom qab txhaj tshuaj molding dub, ua rau nws zoo heev.