These Hycoox 9 pin crystal multi needles are made for Hycoox suction injector. It also fits any other suction injectors such as Ice shot, Mooface, Derma Shine, Mesotherapy Guns and any other suction devices with suction tubes outside of the injection gun. It came with an air intake hole on top of the needle to prevent injecting product entering into the hole. These needle are 32G, they are thin enough to reduce the painful feeling during injection. The depth is fixed to 1.5mm for skinboosters injection. #hycoox #hycooxinjector #iceshotinjector #crystalinjector #injectiongun #mesotherapy #mesotherapygun #injector #injectionmachine #9pinneedle #mesotherapyneedle #dermashine #vitalinjector2 #vitalinjector #mesotherapyinjection #mesotherapytreatment #mesotherapie #mesotheraphy #mesotherapydubai #海库斯水光机 #九针头 #水光针 #水光注射 #水光針 #물광주사 #물광기계 (at United States) https://www.instagram.com/p/BnwApWfHhd6/?utm_source=ig_tumblr_share&igshid=1drquqybtolv