[High quality material] Our snail silencer is made of high quality plastic material, which is environmentally friendly, healthy, durable, can be used for a long time, easy to install and disassemble.</ p> 【Good Functionality】Using these air compressor mufflers can effectively improve the working efficiency of the air compressor, better protect the air compressor, extend its service life, and circulate the air through the muffler to prevent or reduce the spread of sound equipment. [Various Uses] The modified muffler is suitable for all kinds of equipment. It can be used for air compressors, blowers, exhaust outlets, generators, pumps, exhaust outlets and other noisy equipment. It is an excellent choice for eliminating aerodynamic noise. [Easy to use] The noise filter has a simple structure, is easy to install, and is easy to use. It can effectively prevent dust from entering the equipment and reduce noise when the equipment is working. [Package includes] You will get 4 snail-shaped mufflers, enough to meet your different daily needs. Note: The data is all manual measurement, please allow 1-3cm error; due to the difference in light and display, there would be a certain color difference , please refer to the actual object received.