This is the most common working clothes among dust-free garments worn in cleanroom and is highly effective for suppressing particle occurrence because jacket and pants are integrated. Depending on Cleanroom environment, fabric (MD fabrics) with the more dense structure is used or fabric that the weaving form of electro-thread is made into grid form is used but Stripe type fabric with basic structure is generally used. Stripe type fabric is used. Customization is possible depending on the worker's convenience and environment such as dual band treatment in the sleeve and ankle part etc. In particular, Logo of each company or worker’s name etc. can be printed and it is printed by sublimating dye transfer method with no particle occurrence and less discoloration phenomenon according to the cleanroom environment.