Anti-Aging Micro Needle Set for FeetBenefitsHelps make your skin smooth by targeting the top layer of skinBoosts the production of collagen, which keeps your skin firmDesigned to reduce scars and stretch marksRestores hair growthDirectionsRead instructions manual before useSterilize the roller before and after useApply on a cleansed skinUse a gentle pressure, rolling the device back and forth in different directionsSpecificsNumber of needles: 540Material: medical grade stainless steelProduct dimensions: 2”x1.7”x6.3”