The 12-pack LEGO markers feature two genuine LEGO 2x4 building plates mounted on each marker top. Each pack contains 1 each of the following colors: magenta, bright red, bright orange, bright yellow, lime green, dark green, azur, blue, lavender, brown, black and grey. LEGO markers were designed in the 1:1 scaling system to engage with LEGO bricks. The 12-pack of markers make a great gift for LEGO fans of all ages.