This Adapter is only fit for Vacuum Storage Bags whose air outlet's diameter is equal to or less than 28mm. Suitable for vacuum cleaners V15,V11,V10,V8,V7 models and let your Cleaner have Multifunction. With the help of this adapter,it only takes 15 seconds to instantly empty the vacuum storage bag(Use max mode), saving up to 75% of space. The vacuum cleaner can suck the vacuum storage bag, which helps you save the cost of the electric pump, has stronger suction and is easy to use. It has a simple quick release system for quick connection of accessories. Size:12.5 x 6 x 3.8cm Material: ABS colour: as shown Package Contents: 1 x Quick Vacuum Suction Tip Adapter 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 picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.