No professional skills required. It's easy to use whether measuring for yourself or others. The sizing belt and rings are intuitively designed with clear scales for easy-to-read measurement results. The ring adjuster is easy to use for quickly adjusting ring tightness. Includes 14 tools such as rings, mandrel, sizing belt, wiping cloth, ring adjuster, etc., meeting various needs like ring measurement, size adjustment, and cleaning. It's a practical toolkit for jewelry lovers and jewelry practitioners. The tools are made of high-quality metal and materials, rust-proof and -, sturdy and wear- for long-term use. The wiping cloth is soft and delicate, without scratching the ring during cleaning, preserving the jewelry's luster. Covers US ring sizes 0-13, paired with a mandrel and ring sizes belt. It can accurately measure the right size for both daily-worn and custom-made rings. The compact set design is easy to store and carry, allowing you to use it anytime or . With the included wiping cloth and various tools, you can of your rings anytime, keeping them in the best condition., Weight: 0.2645547144 pounds, Manufacturer: Yoeruers