This premium Staedtler Lumocolor pen has been specially developed for use on overhead projection film for high intensity, vibrantly coloured presentations. This versatile pen is also suitable for use on a variety of other surfaces including glass, CDs, plastic, porcelain, wood and leather. The water-soluble ink is fast drying to avoid smudging, but can be easily wiped from film after use using a damp cloth. The medium 1.0mm tip is great for neat, legible writing, drawing, diagrams and more. This pack contains 8 assorted pens in yellow, orange, red, green, blue, purple, brown and black. Pen for overhead projector film and other glossy surfaces Medium 1.0mm tip Water-soluble ink can be wiped from film with damp cloth Dry-Safe ink for up to 2 days cap-off time Fast drying ink prevents smudges Works on CDs, glass, plastic, metal, porcelain, wood, leather and OHP film Ink colour: Assorted (yellow, orange, red, green, blue, purple, brown, black) Pack of 8 pens in rigid wallet