IntelliFlex Bristles are thin, strong and flexible. - Eliminates all tugging, tearing, pulling and ripping. - It protective, effortless and pain-free detangling without damaging or breaking the hair. - They glide through hair (wet or dry) effortlessly detangling and prepping for healthy styling. - Extremely gentle and aide in the prevention of hair loss and ideal for sensitive scalps. SofTips of the bristles contact with the scalp, ensuring smooth and gentle massage actions that stimulate circulation at the follicle which is a proven benefit for overall hair health.