Swiss Clinic Microneedling Needle Head RefillsChoose from three refill heads to customize the use of your Swiss Clinic Skin Roller! Microneedling imitates skin trauma, which encourages the production of collagen and elastin and simulates new and healthy skin cells. Swiss Clinic Skin Roller creates micro channels, which allows for up to 300% increased serum absorption on face and body. Benefits of Swiss Clinic Microneedling Needle Head Refills: Refill needle heads for your Swiss Clinic 3 in 1