Ring Sizer by Belle Fever is a simple, accurate ring measurement tool designed to help you find the perfect ring size before placing your order — no measuring tape, no ruler, no guesswork. Whether you’re buying a ring as a surprise gift and need to figure out your loved one’s size, or you’re ordering for yourself and want to get it right the first time, add the Ring Sizer to your order for just $2 and we’ll make sure your ring fits perfectly. .bf-faq summary::-webkit-details-marker{display:none}.bf-faq summary::after{content:'+';font-size:1.2em;font-weight:300;}.bf-faq[open] summary::after{content:'-';} How does the Ring Sizer work?Simply add the Ring Sizer to your order and we’ll send it to you. Slip it onto your finger (or your loved one’s finger) to find the correct size, then place your ring order with confidence. It’s the easiest way to ensure a perfect fit every time. Do I need a Ring Sizer if I’m buying a ring as a gift?Yes — if you’re buying a ring as a surprise gift and you’re unsure of the recipient’s size, we strongly recommend adding a Ring Sizer to your order first. Getting the size right avoids the need for resizing or exchanges later. Can I order the Ring Sizer on its own?Yes — you can add the Ring Sizer to any order or purchase it on its own for just $2. Once you have your size, come back and order your perfect Belle Fever ring.