Sumuzu Sailing Smoothing Shampoo

Step 1. Start Smooth. Set the Tone.

Begin your smooth hair ritual with Sumuzu Sailing — the first step in Kuki’s 3-step Sumuzu system for sleek, frizz-free, straight styles.
This sulfate-free, non-stripping shampoo gently lifts buildup and excess oil while smoothing the hair cuticle and prepping it for conditioning and styling.

Formulated with soothing botanicals and light hydrators, Sumuzu Sailing cleanses without disrupting your scalp or drying out your strands. It’s your soft start to salon-smooth hair — minus the damage.

“Sumuzu” (スムーズ) means “smooth” in Japanese, and Sailing evokes an easy, gliding start to your hair journey. Inspired by Japanese principles of simplicity and purpose, this shampoo helps you sail into your sleekest hair yet.

Why You’ll Love It:

• Gentle, sulfate-free cleansing for straight and frizz-prone hair

• Preps the hair for conditioning and smooth styling

• Won’t strip or dry out curls, color, or chemically-treated hair

• Balances the scalp while smoothing the hair cuticle

• Lightweight, clean-rinsing, and safe for daily use

• Non-toxic, cruelty-free, and made without silicones or parabens

• Woman- and minority-owned, locally made with love

Key Ingredients That Start It Right:

• Coconut-Derived Surfactants: Mild cleansers that remove buildup and oil without harsh stripping

• Aloe Vera: Soothes the scalp and keeps hair hydrated

• Panthenol (Provitamin B5): Strengthens strands and supports moisture retention

• Hydrolyzed Protein Complex: Prepares the hair fiber for smoother, more resilient results

How to Use:
Apply to wet hair. Massage gently into a light lather and work through to ends. Rinse thoroughly.

For best results, follow with Step 2: Sumuzu Operator smoothing conditioner, and Step 3: Stay Sumuzu styling cream for the full smoothing ritual.

FAQ's

❓ Is it safe for color-treated or processed hair?

Yes! It’s sulfate-free, pH-balanced, and non-stripping, making it safe for color-treated, keratin-treated, and relaxed hair.

❓ Does it help with frizz?

Yes — Sumuzu Sailing is designed to smooth the hair cuticle from the very first step, which is key to managing frizz and preparing for sleek styles.

❓ Do I need to use all three steps?

You can use Sumuzu Sailing on its own, but for the best smoothing results, it’s formulated to work seamlessly with Sumuzu Operator (Conditioner) and Stay Sumuzu (Styling Cream) as a full system.