Roller system can meet all needs for your skin problems Each set includes 3 replaceable roller heads Silicone face cleaning brush and storage case This kit also can be applied on your body make the skin smoother and healthier Micro Needle Roller for Cell Regeneration Scars Pimples Blemishes Facial Wrinkles and Lines Pores Separate rollers with different length needle counts made of sterilized titanium microneedles address all skin types and problems