Included: Unbreakable Wine Stem Made From Bpa Free Tritan Plastic. This Stem Is Top Rack Dishwasher Safe. Included Wine Glass Should Be Used Over A Traditional Glass Wine Stem. This Is For Your Safety! Even The Best Wine Holder Can Fall Off The Wall Over Time, My Product And The Competitor'S. | | For Use On Glass, Large Tile, Acrylic, Or Other Uniform Surfaces. Not For Use On Stone, Or The Grooves Of Tile. The Surface Must Be Uniform For Suction Cups To Adhere, This Means Flat Shower Walls, Shower Doors, Mirrors Of Any Kind, And Large Tiles That Do Not Have Grooves Will All Be Perfect For This Product. | | Two Durable Suction Cups That Are Removable For Easy Cleaning From Tub, Mirror, Or Shower Wall. You May Superglue Them In Place If You So Please. Water Resistant Lacquer Coated Wood For Extended Relaxation Free From Concern. Treat Yourself. | | In Addition To The Included Unbreakable Wine Glass, To Stand Apart From Competitors This Was Made As A Classy Premium Wooden Base A.