Lumocolor Whiteboard Marker Bullet Tip Set of 4 Whiteboard markers with locked bullet TIP(approx. 2 mm) DRY SAFE: The markers can be left uncapped for days without drying up (test ISO 554) Airplane-safe: An automatic pressure equalization prevents the marker from leaking on board aircraft Can be dry-wiped from whiteboards and surfaces such as glass and porcelain without leaving a trace Fast-drying, low odour, Improved colour intensity WITH CLIP