The KOSTECH Derma Stamp 140 is a professional beauty tool designed for skin rejuvenation and treating anti-stretch marks. This micro-needling derma stamp pen features titanium needles with an adjustable length ranging from 0 mm to 3 mm, allowing for customized application based on skin needs. Specifically formulated for acne-prone skin, this rejuvenating tool comes as a single pack. Currently available on Amazon, the product has a rating of 4.099999904632568 based on 75 reviews. It is priced at ₹299, reduced from an MRP of ₹899.