Easy to save wine and Environmental protection. Black Plastic Red Wine Stopper Digital Bottle Locks Safe Gift Locks. This a code lock which can lock the mouth of the red wine bottlemakes the wine bottle sealedkeep the red wine in bottle . It can prevent red wine being stolen drunk or switched. Red wine with this code lock will be very safe. It's suitable to be used in pubwine shophotelsuper market etc. Type: bottle locks color:Black Material:ABS alloy size:Outer diameter 45mm height 44mm inner diameter 28mm Package Contents: 5 x Wine Bottle Lock Only the above package content other 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.