Micro Rings (also called a micro bead or micro link) is a tiny, silicone-lined metal ring used to secure I-tip hair extensions (also known as stick-tip extensions) to natural hair—without glue, heat, or sewing. micro ring is a small, secure, and non-damaging ring used to attach I-tip hair extensions to your natural hair without glue or heat. It’s ideal for those looking for a semi-permanent, reusable, and scalp-friendly hair extension method. Advantages of Micro Rings No damage from glue or heat Discreet and secure hold Hair can be reused for up to 6–12 months Easy removal and reapplication Suitable for fine to medium hair types