What you can : airbrush spray booth filter, made of 2 layers high density fiberglass, with a perfect thickness, the booth filter can bring you a using experience Size reference: paint spray booth exhaust filter measures 16 inches in length, 7.25 inches in width approximately, the thickness is about 1.57 inch, can match your airbrush kit Widely fits: the fiberglass booth replace filter is compatible with spray booth models B400DC and B420DCK, fit for paint booth draft and down draft exhaust system, please check the model purchasing Reusable and easy to clean: this spray booth filter pad is easy to clean, after using, you can clean it and for time use, which is to support a period of time use and you 't need to change frequently Functional: you can apply it on your airbrush booth, in this way the filter can overspray holding capacity, catch paint particulates, to keep the air in your home safe and breathable, your needs color:Blue Material:glass fiber Package Contents: 1 x airbrush spray booth Only the above package content, other are not included. Note: Light 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.