Inspiration: Rainbow pens.Body Color: 12 color.Ink color: Same with the body of pen.Body Material: Plastic， safe and healty for human body and environment.Size: Length 16cm.Weight: 8g.Function: Gel pen / Gift.Tip: This product is 12 pieces/lot， mix with 12 color and attached with a plastic pen case. Cute design， diamond shape， smooth writing， Let us share it with our friends. It will be well package， so do not worry about the shipping.