Features: Ring measurement tool is a fine workmanship, made of hard and durable plastic for a long term and lengthy application. It is convenient in storage, offer light weight and precise scale that makes you measure different ring sizes correctly and comfortably. Compact and Lightweight: Ring size measurement tool is so compact and lightweight that you can calmly hold it in your hand, put it in your pocket or carry around in a purse to measure data anytime-anywhere. Easy to Use: Ring size measurement tool kit is super easy to use as ring size increments are clearly marked on each ring which helps you measure your ring size correctly. It provides top quality ring sizers in the market with transparent ring adjuster and ring guard that helps you surprise loved ones with gifts knowing they will fit. Specifications: Material: Plastics Size: Approx.26.16cm/10.3" Note: Please allow 1-2cm errors due to manual measurement,Please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 9 Pieces/set Ring-Sizer