- Ultra-lightweight thermal protectant. Kenra Professional Platinum Blow-Dry Mist dramatically decreases blow-dry time and provides intense heat protection from damage and breakage. This lightweight formulation detangles, smoothes, and softens while eliminating frizz and resisting humidity for long-lasting, healthy looking results. Hold Index: 0. Reduces blow dry time up to 50%. Ideal for fine to medium hair. Ultra-lightweight formulation. Provides intense thermal defense up to 428°F. Spray evenly on damp hair, layer with favorite Kenra Professional Platinum styling product (optional), and blow-dry.