i ▁K ark aria ▁once ▁commented , ▁" The ▁nav el ▁is ▁an ▁er ogen ous ▁zone . ▁This ▁is ▁the ▁reason ▁why ▁its ▁expos ure ▁is ▁always ▁in ▁fashion . ▁Women ▁have ▁flash ed ▁it ▁through ▁the ▁ages ▁because ▁men ▁are ▁turned ▁on ▁by ▁it . ▁It ▁is ▁shown ▁because ▁it ▁wants ▁to ▁be ▁seen ". ▁ ▁Videos ▁featuring ▁above ▁said ▁physical ▁acts ▁are ▁very ▁common ▁and ▁are ▁viewed ▁world wide . ▁Their ▁popular ity ▁has ▁become ▁more ▁compared ▁to ▁regular ▁por n ▁videos . ▁F et ish ▁model ▁Wonder h uss y ▁stated ▁in ▁her ▁blog ▁that ▁she ▁had ▁performed ▁in ▁bel ly ▁button ▁fet ish ▁videos ▁in ▁which ▁she ▁laid ▁back ▁and ▁played ▁with ▁her ▁bel ly ▁button , ▁pok ing ▁her ▁finger ▁in ▁it ▁and ▁stretch ing ▁it ▁out . ▁Other ▁models ▁such ▁as ▁El an ▁k ane , ▁Ind ica ▁etc ., ▁have ▁also ▁featured ▁in ▁similar ▁videos . ▁ ▁Bel ly ▁d anc ers ▁often ▁have ▁nav el ▁pier c ings ▁or ▁insert ▁sequ ins ▁into ▁their ▁nav els ▁to ▁make ▁it ▁look ▁attract ive ▁when ▁they ▁perform . ▁Not ▁only ▁them , ▁many ▁young ▁every day ▁women ▁also ▁have ▁them ▁to ▁add ▁a ▁charm ▁to ▁their ▁nav els . ▁Such ▁decor ations ▁also ▁ar ouse ▁when ▁seen . ▁ ▁Sometimes ▁just ▁the ▁thought ▁of ▁the ▁nav el ▁is ▁enough ▁to ▁stim ulate . ▁Some ▁nav el ▁fet ish ists ▁sex ually ▁fant as ize ▁about ▁the ▁above ▁physical ▁acts ▁on ▁a ▁person ' s ▁nav el