Design Essentials STS Express Thermal Therapy Leave-In Sealant - 8 oz

Achieve flawless heat styling with lasting smoothness using Design Essentials STS Express Thermal Therapy Leave-In Sealant. This 8oz treatment is designed to lock in moisture, seal the hair cuticle, and provide long-lasting protection from heat damage — making it the perfect pre-step for blowouts, flat ironing, or silk presses.

Part of the STS Express Smoothing System, this leave-in sealant delivers frizz-free results while maintaining body, bounce, and natural movement. It’s ideal for natural, transitioning, or relaxed hair in need of protection and polish.

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Key Benefits:

• 🔥 Thermal Protection: Guards against heat styling damage from flat irons and blow dryers

• ✨ Cuticle Sealing: Smooths and seals the hair shaft for a sleek, frizz-free finish

• 💧 Moisture Lock: Hydrates and conditions while preventing humidity-induced puffiness

• 💨 Lightweight Formula: Won’t weigh hair down or leave buildup

• 🌀 Ideal for Smoothing & Silk Presses: Helps maintain smooth styles longer

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Size:

• 8oz – Perfect for prep before heat styling or as part of the STS Express system