Beauty Reborn 540 Micro Needles Stainless Steel Microneedle Derma Roller, 0.25 mm Go to amazon.com Related posts Expert choice for dermaroller .25 mm Feature540 Stainless Steel Micro Needles0.25 mm needle lengthSkin roller DescriptionThis product features a white plastic handle with green rollers and comes with a hard plastic carrying case for easy travel.