BRUSH & CHISEL, DOUBLE-TIP, DOUBLE THE FUN: Widen your artistic horizons with the dual-tip marker design! Choose the brush tip for sweeping, calligraphic strokes or quickly color in large areas with the wide chisel tip. What's more, now Ohuhu replacement brush tips is available, so you can easily replace the worn-out tips to ensure consistent and precise lines whenever you create. The only limit is your imagination REFILLABLE INK FOR A LIFETIME OF CREATIVITY: With 51 Ohuhu popular colors available for refills now and more on the way, your creativity knows no bounds. Enjoy a wide range of hues and keep your markers going for years to come. Whether you're exploring the rich colors of Honolulu, Oahu, the Kaala, or the bold hues of Molokai Series, they are refillable now. Switch between sets seamlessly and unlock endless artistic possibilities SEAMLESSLY BLENDING: Say goodbye to unsightly splotches and uneven coloring. Our high-quality ink seamlessly blends to create beautiful, professional-grade artwork, perfect for both beginners and experienced artists; Also, no more frustrating smudges or wet ink ruining your work. Our alcohol-based ink dries quickly, ensuring that your art is always clean, crisp, smudge-free, and ready to display 320 VIBRANT COLORS + 1 COLORLESS BLENDER : The rainbow is at your fingertips - choose from 320 brilliant colors and bring your ideas to life. The color spectrum is yours to explore with 320 brilliant shades to choose from, plus a colorless blender for better blending effects. From coloring books to professional masterpieces, our brush markers will breathe life into your artwork EASY IDENTIFICATION, ORGANIZATION & PORTABILITY: Don't waste time searching for the perfect color. Our markers come with color-coded caps to keep you organized and efficient. Plus, the free carrying case makes these markers perfect for any coloring adventure or as a thoughtful gift for any artist