Bigen BIGENbyHoyuOnePush(4BBurgundyBrown)GrayCoverageCreamColor(2.82oz)|Excellent,Long-LastingGrayCoverage|SaveforMultipleApplications

Make a bold statement while covering grays effortlessly with BIGEN by Hoyu One Push Gray Coverage Cream Color in 4B Burgundy Brown. Featuring an innovative dual-chamber design, this easy-to-use system dispenses both colorant and developer in one push — no mixing required. It's perfect for achieving rich, salon-quality results in just minutes. With its built-in comb applicator and non-drip formula, BIGEN ensures smooth and even coverage from root to tip. Whether you’re going for a full-color transformation or a quick touch-up, this product is reusable and designed for multiple applications, offering maximum value with every use. Burgundy Brown (Shade 4B) infuses your hair with a deep, red-toned brown that’s both vibrant and refined. It’s ideal for those looking to add a bit of edge and personality to their look — all while enjoying long-lasting gray coverage that won’t fade easily.