Pen for overhead projector film and other glossy surfaces. 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. This premium Staedtler Lumocolour 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. Lumocolor guarantees professional and effective presentation on all overhead transparencies. Not just an OHP pen - can be used on most other glossy surfaces. Ventilated caps in accordance with ISO 11540. Refillable. Barrel and cap made from PP for