Package Content: this package comprises 4 pack nail dust collector filters; This filter is reusable; You can clean it using a hairdryer or a dust brush, meaning no recurrent replacement Dust Vacuum Effect: the PET material of this white dust collector filter provides suitable effect; No more dust particles escaping, Its reliable high-powered suction fan efficiently absorbs and collects dust, keeping your working area clean and sanitary Size for Effective Cleaning: with its compact size of approximately a 6.69 inch diameter and 0.31 inch height, this dust filter is just the right size; It allows you to grab, trap, and collect nail dust, thus putting a stop to those annoying floating tiny particles Adsorption and Collection: the ingenious design of this replacement filter delivers 360 degree efficient adsorption and collection; It encapsulates and traps nail dust within its radius, sparing you from breathing in potentially harmful particles Quick and Easy Cleaning: with its designed cover, this replacement nail dust collector filter is easy to detach from the filter; Forget about struggling with tedious cleaning; With a simple pull, you can remove the filter and proceed with cleaning effortlessly; You can replaced after 1 to 2 months depending on usage Colour:White Material:Non-woven fabrics Package Contents: 4 * Nail Dust Collector Filter 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.