20 Titanium Microneedles & 0.25mm Gentle Length,Our hydra derma stamp features 20 ultra-fine titanium needles at 0.25mm, thinner than human hair. Unlike traditional derma rollers, our microneedling stamp comes with a 5ml glass bottle Lightweight, compact, and easy to handle, it's ideal for your daily beauty routine - use on face, scalp, and body to give skin a smoother look and feel our dermastamp ensures durability and safety. The improved screw-thread connection creates a tight seal. Safe for repeated use with proper cleaning and maintenance. A good gift for skincare lovers who enjoy self-care and keeping a smoother look ASIN B0H7WM9XF7 Manufacturer SHENZHEN IHOME TECHNOLOGY CO.,LTD. Package Dimensions 4.13 x 2.76 x 1.1 inches; 1.12 ounces