Staedtler Duo Permanent Marker Red
Marker with two tips for writing and marking. Fine Tip: 0.6mm. Medium Tip: 1.5mm. Excellent smudge-proof and waterproof qualities. Dries in seconds. Ideal for left-handed users. Also suitable for Overhead Projectors/CDs/DVDs. Airplane Safe – automatic pressure equalisation prevents pen from leaking on board aircraft. Dry-Safe – can be left uncapped for days without drying (ISO Test 554).