This perfectly shaped 15.7mm-16.5mm PMC blank flat silver ring can be customized, etched and decorated with stones or jewels making it great for wedding bands. This ring is about 15.7mm-16.5mm (US size of 5-6; UK, Ireland and Australia size of UK J½-L½). This evenly molded flat silver ring will save you from the hassle of molding silver clay yourself. Why spend time sculpting a standard shaped ring instead of focusing on the creative elements of your design, when you have this professionally made dry PMC ring, ready and waiting for your carvings and designs? Moulded to fit exactly the right size, these silver clay ring blanks eliminate the tedious task of making a ring and let you get to the business of creating your artwork.You can safely drill, etch or have additional art silver clay added to this ring since it can hold its shape. In addition, you can sinter this product for about 5 minutes at 900 degrees Celsius, or for 20 minutes at 600 degrees Celsius.Available sizes (each sold separately):• 15.7mm-16.5mm• 16.7mm-17.3mm• 17.7mm-18.9mm• 19.3mm-20.2mm