After-Sales:Before Delivery, It Is Checked And Sent Out. If You Have Any Specific Questions About Installation And After-Sales, Please Contact Customer Service. Customer Service Can Solve Problems Online. ( For Sale Is Pop Filter Only!). Cleaner Recording: Banish the dreaded hissing and lisping sounds that come along with pronouncing the letter "S" and blocks those ugly "plosives" that follow the sounds of "B" and "P". Double Layer Pop Filter: This pop filter for microphones features double layers of nylon mesh, which can efficiently reduce plosives, wind interference and saliva spraying during recording or broadcasting, and help users get a clear and loud sound. ADJUSTABLE GOOSENECK: Separate external accessory, heavy-duty base and the steel metal gooseneck holder fully supports the filter's weight and keep it in place.You can adjust the angle and distance between the screen and the microphone to best fit your needs for yours lovely voice. Pop Filter Compatiblity: Compatible for Logitech Blue Snowball, for Blue Yeti or NANO,for SoloCast,DuoCast,for Razer Mini.