Vacuum pump and two stoppers. The reusable system pumps air out to reseal unfinished wine. The enclosed crown top fits all flange top bottles. The vacuum is released by touching the "Press" marking on the top. Imprint area on pump: 3" x 3/4". Imprint area on stopper side: 1/2" x 3/4" . VinoVac Dimensions: 5.75".
