ENVIORN Focus Skin Tech+ Environ Cosmetic Roll-CIT Authentic, with serial number Used about 5 times and stored at home. Will be disinfected and shipped in the included box. This is a micro-needling roller that enhances the penetration* of beauty ingredients. The fine protrusions, 0.1mm in length, use medical-grade stainless steel micro-needles. Safe and hygienic. Thank you for viewing.