MONDAY Haircare’s award-winning VOLUME Shampoo incorporates active ingredients, Hydrolyzed Collagen and invigorating naturals such as Macadamia Oil that are ideal for thin, ?ne and flat hair in need of extra fullness and body. Hydrolyzed Collagen helps revive strands to leave hair feeling full and plump, while Macadamia Oil has emollient qualities to help improve hair shine. The formula is also pH balanced, dermatologically tested, paraben free and sulfate free. What’s more, MONDAY Haircare is approved as cruelty free under the Leaping Bunny program and is PETA certified as a brand that does not test on animals. With MONDAY, every day can be a good hair day!