— To make a hotel room or vacation rental homey, a flat-folding mesh laundry hamper; plastic, fold-out flower vase and 2-cup travel kettle for boiling water.
— For cocktails on the road, Flight 001 sells a $65 mini-bar kit with tiny glass bottles, metal flasks, stir spoon, funnel and recipe booklet. The vials are sized to be TSA-compliant, but remember that it's not legal to drink your own booze on an airplane.
— Rain ponchos that fold into tiny flat squares.
— Disposable underwear.
— Pashmina or cotton print scarf, for warmth, modesty or even as a picnic or beach blanket.