Ntau yam yuav tsum tau xav txog thaum xaiv lub rooj zaum viav vias. Ua ntej, qhov loj me yog qhov tseem ceeb; Qhov ntau thiab tsawg muaj xws li 200cm ntev, 150cm dav, thiab 120cm siab, haum rau ntau qhov chaw xav tau. Thib ob, load-cov kabmob muaj peev xwm tseem ceeb heev; khoom ntoo viav vias dai lub rooj zaum feem ntau tuaj yeem txhawb nqa qhov hnyav, ua rau lawv tsim nyog siv hauv tsev. Tsis tas li ntawd, style thiab xim kuj tseem ceeb rau kev txiav txim siab; charred thiab natural wood xim yog ib qho kev xaiv thiab tuaj yeem sib xyaw rau hauv ntau qhov chaw. Functionally, qee lub viav vias dai lub rooj zaum yog nruab nrog armrests, nce kev nplij siab thiab kev nyab xeeb.
Thaum txhim kho lub viav vias dai lub rooj zaum, xyuas kom lub thav duab ruaj khov. Nws yog feem ntau pom zoo kom siv lub thav duab ntoo lossis hlau bracket, thiab ruaj ntseg rau hauv av lossis phab ntsa. Kev saib xyuas tsis tu ncua yog tsim nyog, xws li ntxuav thiab siv cov xim tiv thaiv, kom nws lub neej ntev. Lub rooj zaum viav vias tsis yog tsuas yog cov rooj tog zaum zoo xwb tab sis kuj ntxiv qhov chaw sov thiab romantic rau qhov chaw sab nraum zoov, ua rau nws yog qhov kev xaiv zoo tshaj plaws rau tsev neeg so.