AdHoc Champ Stainless Steel and Silicon Wine Vacuum Pump Dia4.5xH9.5cm The design of the Champ Vacuum Pump is extremely flat, ideal for keeping the bottle in the refrigerators door. To ensure an adequate vacuum, the pump can be adjusted depending on the filling level of each bottle to the right resistance level. Easy to use, the pump can remain on the bottle for the duration of its use. The AdHoc team has been developing, designing, and producing products according to this Made For Now ideology since the company was founded in 1995. Inspired by the classic design principle “design follows function”, products with a good deal “more” are created for kitchen and dining culture: more solid functionality, more beauty, more quality ? more value.