Amika Flash Instant Shine Mask – 6.7oz delivers brilliant shine and silky softness in just 60 seconds. This lightweight, rinse-out treatment instantly seals the cuticle, boosts vibrancy, and smooths frizz without weighing hair down. Infused with amino acids, flaxseed, and antioxidant-rich sea buckthorn, it leaves all hair types looking glossier, healthier, and refreshed — perfect for a quick boost between salon visits.