Decibel Thickening Shampoo

A cleansing, volumizing and thickening shampoo with 140dB™ Complex helps sooth the scalp and revitalize all hair types to look thicker, more voluminous and youthful. 140dB™ Complex is an advanced, proprietary composition of specific acids and peptides shown to volumize and visibly thicken each individual hair strand. A Progressive, no build up formula that works better after every use, developed with ingredients that have shown to increase hair thickness and volume by up to 74%, last 20+ washes, are color safe, improve dry time, detangle and protect.