Each color and size comes with 10pcs beads Size(diameter): 9MM / 12MM/ 15MM The silicone teething beads is mainly necklace jewelry product for teething baby and nursing mommy. The material of our product is 100%BPA free food grade silicone. It is totally non-toxic, and approved by FDA/ SGS/LFGB, and EU passed. It is soft and chewable silicone beads for baby. Our silicone beads can be easily cleaned, you can put it into your microwave oven to disinfect(the withstand tempurature is -60 220 )!