Rusk Str8 Anti-Frizz & Anti-Curl Lotion, 6 oz

Transform thick, curly, wiry or frizzy hair into smooth, straight styles with Rusk Designer Collection Str8 Anti-Frizz & Anti-Curl Lotion, the professional light styling lotion that delivers temporary straightening results without the weight or greasiness of traditional smoothing products. This innovative formula features Thermaplex technology that activates with heat styling to internally smooth and straighten even the most challenging hair textures.
 

• 2025 Beauty Launchpad Readers’ Choice Award Finalist for Best Smoothing Product/Treatment
• Contains Thermaplex for heat styling
• Eliminates frizz
• Temporarily straightens hair
• Blocks humidity for up to 24 hours
• For thick, curly, wiry or frizzy hair

This essential professional tool delivers salon-quality temporary straightening that clients can rely on for all-day frizz control.


​Click below for the Safety Data Sheet (SDS).


Safety Data Sheet