FresHair Waterless Shampoo and Comb cleans and refreshes hair while combing. No rinsing required. Safe, gentle, and thorough cleaning for all hair types. Easy to assemble comb screws onto Waterless Shampoo bottle and leak-proof design allows use at any angle. To use, simply squeeze bottle until desired amount is dispensed. When you stop squeezing, the comb stops dispensing for total flow control with even dispensing across the comb. Includes one bottle of Waterless Shampoo and one Magic Comb. Refill shampoo bottles sold separately, 4 per pack.