The specially-designed bristles of this volumizing brush easily take your hair from flat to fabulous without messy sprays, mousses or gels! The unique, wave-shaped bristles help add air pockets between the strands of your hair to give it extra volume for thicker-looking hair. Perfect to use on wet or dry hair, it's gentle on your scalp and great for detangling, too. Bristles come in assorted colors. Thermoplastic rubber. 9½"L x 3"W x 1¾"H.