Deeply nourish fine and delicate strands for softer, smoother-looking strands with the Kitsch Rosemary & Biotin Volumizing Solid Conditioner. With more product and less packaging, this Bottle-Free Beauty conditioner bar is formulated with high-quality ingredients like rosemary, biotin, and NaturePep Amaranth, which are known to help support stronger-feeling, thicker-looking hair.