Shampoo for bleached, permed or relaxed hair. The rich formula gently cleanses treated hair, giving it deep nourishment, hydration and restoring its natural softness while consuming 74% less plastic thanks to the new NOUNOU Shampoo Refill.  Essential Haircare refills are recyclable and have reduced CO2 emissions championing environmental sustainability. Refill and enjoy your soft hydrated hair 2x with this new 500ml format.  Even more essential, even better.