Rooj tog kho vajtse hingesyog cov khoom tseem ceeb rau lub qhov rooj txee, qhov rooj wardrobe, thiab ntau yam khoom siv rooj tog. Lawv muab kev txhawb nqa tsim nyog thiab tso cai rau kev ua haujlwm zoo ntawm lub qhov rooj. Ntau hom txee hinges muaj rau haum rau cov rooj tog sib txawv thiab kev ua haujlwm. Cov hom tseem ceeb muaj xws li: pob khawm ib txwm, mos kaw qhov rooj pob khawm, thiab pob khawm tshwj xeeb hauv chav ua noj.