Ultimate Treatment Step 2a Additive Volume Power Booster NAIL concentrated hydration deep within without

concentrated hydration deep within without weighing curls down

Apply a base coat "OPI Base Coat"

Free of sulfates

Helps strengthen

defines and lengthens curls

Ultimate Treatment Step 2a Additive Volume Power Booster NAIL concentrated hydration deep within withoutA volume boosting treatment for fine thin hair. Step 2a in the In Salon Customized Healing Service. Provides hair with powerful vitamins & minerals. Helps thicken each hair strand while adding visible body & volume. Instantly boosts structural rigidity to give hair lift & support. Works with Ultimate Treatment Step 2 Deep Treatment. Hair appears fuller thicker & healthier looking.