Caliart 72 Colors Double Tip Brush Pen Art Markers for Adult Coloring Books | Artist Fine & Brush Coloring Markers for Journaling Calligraphy Lettering Planners Drawing Teacher Office Art Supplies

Customers appreciate these markers for their rich colors, good quality, and value for money. They are perfect for coloring books and work well in small areas, with one customer noting the dual tips are great for fine lines and details. The durability receives mixed feedback - while some say they last longer than other markers, others report they dry up quickly. The ease of use is also mixed, with some finding them super easy to use while others mention the pens fall out.