A painless microneedle roller made of titanium alloy Features 540 microneedle heads, each only as short as 0.25mm When rolling evenly on face, helps stimulate skin & creates numerous micro ducts that allow the permeation of active ingredients Promotes the proliferation of collagen & fibroblasts at dermis Regenerates skin from the inside out & thoroughly improves skin texture Can be used together with different facial essence to target individual needs