Shop name:Chong Qing Shuo Yue Ke Ji You Xian Gong Si [Premium Material]The vacuum hose adapter is made of soft plastic material with precise fit, which is sturdy and durable for long-term , features high flexibility and adaptability. [Easy to ]The vacuum attachment is easy to , no other are required to the hose, just directly to the device or vacuum so you can clean more easily and finely. [Adaptable to any diameter] The suction hose adapter can be easily cut and serves as a reducer for the suction hose/vacuum tube. Simply cut the vacuum adapter to the desired diameter. [Wide range of applications] with for vacuum adapters, adapters, tool adapters, adapters, , Workzone, , , , , etc. [Dimensions] The first part outer diameter 25mm/0.98in, inner size 22mm/0.86in, second part outer diameter 30mm/1.18in, inner size 28mm/1.1in, third part outer diameter 34mm/1.33 inch, inner size 31mm/1.22 inch, quarter outer diameter is 42 inch, and inner size is 35mm/1.37 inch. Colour:black Material:plastic Package Contents: 6 * vacuum adapter Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.