Ring Sizing Tool - Ring Sizing Tool with Magnifying Window, Plastic, Reusable Ring Measuring Tool, Ring Measurer and Ring Sizing, Ring Finger Sizes 1- Built-in magnifying window to display ring size, very simple and fast to read your size.A thoughtful design for the elderly with poor eyesight. Easy-to-use ring sizing tool: slide your finger and tighten.It is recommended to measure your finger joints to ensure a perfect fit! Wear it for a while and feel it fit for more than a few minutes. Clear and accurate ring measurement tool: US size 1-17, suitable for finger size 1-17.The printing is accurate and clear, and can be used to measure not only ring size, but also jewelry size. REUSABLE RING SIZE TOOL: This plastic men's ring sizer is like a zipper, but slides in instantly! Reusable, durable and easy to adjust. RING SIZE SELECTION TOOL FOR YOUR FINGER SIZE: This ring measurer and ring sizer saves you the need to look for sizes at the jewelry store, worry about any resizing cost/time, and guess your size again.