Heavy Duty Paper Material: the air compressor accessories are made of quality heavy duty paper material with metal cladding to filter airborne particles, reduce cylinder and wear and can be applied on noisy equipment such as blowers, air compressors, boilers, exhaust ports, generators, pumps and exhaust ports Filter Function: the air compressor air filter can help to cut off dust and moisture, reduce working noise, and increase the function of the air filter; Besides, the proper sizes of are suitable for the most common compressor (medium to compressor), and working principle is the same as that of the original filter Stable and Serviceable: the yellow air compressor parts and performance for replacing or broken air compressor filters, they adopt quality materials which can you for a long time Easy to Use: the compressor parts adopt a practical design, it is easy to use and install, the proper sizes are also convenient to carry out to meet some outdoor work needs, which do not take up too much space in your toolbox, they are suitable for craftsmen, porters cables and air compressor models color:Photo color Material:paper+metal Package Contents: 10 x air compressor filters 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.