Olivia Garden iDetangle Thick Hair Brush comes with ultra gentle memory-flex double bristle is great for detangling fine, chemically-treated or fragile hair, also great for extensions. Perfectly hugs the scalp for incredible comfort and superior styling control. Flexible vented head design adjusts tension based on hair type. Extra large vents guarantees brush is always dry and free of moisture (unlike cushion brush). Unibody snag-free design ergonomic handle with special anti-slip coating. Every bristle is actively styling with each stroke providing great scalp massage. Detangles quickly and gently on wet and dry hair.