We're happy to offer free plastic ring sizers to help determine your size, just pay shipping and handling of $2.99. Need it faster? Select 2nd day and we'll rush your delivery.
 
Note this sizer is not meant to be an exact precise measurement to get you close with whole and half sizes. If you are considering quarter sizes, you can get sized at your favorite local jeweler or order a ring sizing kit from Amazon that will meet the level of specificity you're looking for.