Travalo is a purse sized travel perfume atomizer bottle with a patented valve that allows refills in seconds and lasts for days with a patented valve technology it ensures that travalo is completely safe to use on board flights coping with the varying pressures enabling you to be fully prepared for landing to use remove the spray head from your perfume bottle place your travalo upright on top of the nozzle peg of your perfume or aftershave and repeatedly pump it up and down to fill you can