For those in between days, call on Living proof’s cult favourite PhD dry shampoo to give your hair a second lease of life between washes. PhD actually stands for Perfect Hair Day; this formula may not have a doctorate, but it does have the ability to revive your hair, eliminating oils and odour with a quick cleanse and boosting volume while its at it. This Joy To The Clean set of two will revolutionise your haircare routine, and it might just cut down your water consumption, too.Living Proof Joy To The Clean dry shampoo gift setIncludes: PhD dry shampoo 198ml x2Application: Shake it up. Hold 6 10" inches away from dry hair. Section hair and spray on oil or dirty spots using a sweeping motion. Wait 30 seconds before massaging hair at the roots to finish the cleansing process.Hair type: Suitable for all hair typesCruelty free