15 Different animals/ characters to choose from. Each sold separately. Each different character has a different colour ink- the colours are specified on the photos. Legami Erasable Gel Pen Thermosensitive Ink 0.7 mm Tip Diameter Also available black and blue refills. The Legami erasable gel pen allows you to go back whenever you want. The rubber on the end never wears down and easily erases the ink on paper. The ball positioned on the end point of the pen works incognito, feeding the heat-sensitive ink without consuming either the sheet or itself! Materials and sizes: plastic, thermosensitive ink. Pen size: 0.8 cm diameter, 15 cm length. Tip diameter: 0.7 mm With a 0.7 mm tip diameter, this cute pen is perfect for any type of use, at school, in the office or for leisure. Smooth writing. Legami is an Italian brand.