Tenyear Multifunctional One Wing Corkscrew Wine Opener All-in-one Aluminum Bottle Opener 1.Aluminum beer/wine opener. Size: 17x7.3x6cm. Weight: 300g. 2.Specially designed of the handle. T-shaped handle is effort-saving when screwing the auger. 3.One-wing corkscrew. It is different from double wings opener, but they work the same. More detailed information about how it works is in the descriptions. 4.All-in-one bottle opener. It can a beer opener and a wine opener. 5.Practical and full compatibility. The circular-shaped part(the stopper) is compatible with all wines. Please remember to clean it every time you use it. So will it keep as new and clean as it is.