Easy to save wine and Environmental protection. High Quality Black Plastic Red Wine Stopper Digital Locks Safe Gift Locks. This a code lock which can lock the mouth of the red wine ,makes the wine sealed,keep the red wine in . It can prevent red wine being stolen drunk or switched. Red wine with this code lock will be safe. It's suitable to be used in pub,wine shop,hotel,super market etc. Type: locks color:Black :ABS+Zinc size:Outer diameter 45mm, height 44mm, inner diameter 28mm Package Contents: 5 x Wine Lock Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.