This standard size butterfly comb measures 4" and is the most popular of all the sizes. It will hold both thick and thin hair, long or short. This comb is ideal for most women and is great for all styles. This particular comb also has magic beads. These beads glow and sometimes present a different color when exposed to light. The magic beads in this comb are a steel gray or charcoal, which change to mulberry in the light. They truly are magical!