Beautiful roller ball pen designed by Ruth Maystead which writes very smoothly using black ink. The design wraps around the casing of the pen and the picture shows the pen with the lid off so you can see the full design. Price is for 1 Box of 50 Pens. Roller Pens - They are very smooth writing and come in 84 stunning Ruth Maystead designs, including dogs, horses, cats & birds. Cartridge can be replaced.