Pen material : Plastic.
Color material : Shimmer metallic.
Size of pen : 12.7 x 1 x 1 cm.
Easy to Use : With the cap on, shake the marker well to mix the ink. Take off the cap and gently press down the tip on the surface a few times to pump the ink until it starts to flow. For best results, re-cap the markers immediately after use and store horizontally.
Pack of 12 Colors : Black, Orange, Purple, Pink, Red, Purplish Red, Green, Blue, Sky Blue, Yellow, Gold and Grey (all pens have silver filling in middle).
Country of Origin : China.