Wavebuilder CBD 2-in-1 Shampoo & Body Wash Bar Hydro Tonic. Wave Builder hydro tonic CBD shampoo and body wash bar are infused with CBD oil. CBD oil improves blood circulation in the SKIN CARE scalp and hair. Regular use of CBD oil-infused soap and shampoo can naturally strengthen hair follicles on the scalp and reduce the dryness on the SKIN CARE. Its anti-inflammatory properties can also help treat SKIN CARE conditions such as eczema and rosacea.