Ring size increments are clearly marked on each ring, easy to use and measure your ring size correctlyEasy to Separate - The sizes are stamped on the stem of each ring and come on a flexible cable with a screw connection for you to open if neededMade of Stainless Iron Material - Durable and ensures long term application without rustingRing Sizer has 27 Sizes - Each ring is laser engraved with USA Sizes 1-13 including 1/2 half size increments. This measures child fingers to largest fingers Product Description Our founders created Mudder to symbolize the desire to tackle and embrace touch obstacles in life. With this in mind, our team dedicates energy and initiative to tackle challenges in the industry every day. Our set of ring sizers are made to precisely measure your finger ring size. Whether it is online shopping or DIY crafts, it is a handy tool to keep. Comprehensive Sizes - Includes Half Sizes Our ring measuring tool sizer has 27 sizes in total - Each ring is laser engraved with USA Sizes 1-13 including 1/2 half size increments. Our range measures child fingers to largest fingers. Detachable Hook Our sizers are fully detachable. Detach the sizes you need, enjoy the convenience of bringing only what you need. Stainless Steel material is used for all our ring gauges sizing tools. The color does not oxidize and material is durable and sturdy enough to last a lifetime.