The Copic Sketch BASIC Marker 36 Color Set is a premium collection of artist markers from a renowned Japanese brand. These markers are the most popular Copic product, offering a wide range of colors and a combination of Medium Broad and Super Brush nibs. The set comes in a clear plastic case, making it an ideal starter or addition to any artist’s collection. The markers are refillable, compatible with the Copic air brush system, and feature permanent, non-toxic, acid-free alcohol-based ink. The flexible brush type allows for concentrated line work. The set measures 3.0 x 12.7 x 6.1 inches and weighs 3.32 pounds, with each pen approximately 6 inches long.