Hello Bubble Hair Dye, Easy Hair Coloring, 3.52 oz. #4B Whale Deep Blue【Aespa, Karina】

Product Highlights

• Upgraded cloud-like foam texture for effortless, even application & 14-day vibrant color lock with 100% satisfaction 😊

• Ammonia-free & PPD-free formula ensures gentle coloring experience, perfect for sensitive scalps 💧

• Aespa-approved #4B Whale Blue (Karina's shade) delivers cool-toned elegance, ideal for light-medium hair bases ✨

• Easy 3-step mixing: Combine 1+3 into bottle 2, shake gently & apply – rinse after 30 minutes for salon-quality results 🛀

• Enhance vibrancy with pre-lightening treatment – apply generously & avoid hot water for maximum color payoff 👍

• Short hair: 1 box | Shoulder-length: 2 boxes | Long hair: 3 boxes – achieve full coverage every time 🌟