Lumocolor® Whiteboard pens 351 are quick-drying, have a low odor and can be wiped dry from whiteboards and surfaces such as glass, porcelain, without leaving traces. They also have a so-called DRY SAFE property, which means they can lie uncorked for several days without drying (Standard Atmosphere according to ISO 554). In addition to DRY SAFE, they are also Airplane Safe, which means that automatic pressure equalization prevents the pen from leaking on board airplanes. Pen body and cap in PP guarantee long life and its ink is xylene and toluene free. These Lumocolor® Whiteboard Pens 351 with a round tip come in a smart STAEDTLER plastic box. Number of pens: 8 pcs - Can be wiped dry from whiteboards and surfaces such as glass and porcelain, without leaving traces - Quick-drying, low odor - Locked tip - DRY-SAFE - can be left uncapped for several days without drying (Standard Atmosphere according to ISO 554) - Pen body and cap in PP guarantee long life - Airplane safe - Automatic pressure equalization prevents the pen from leaking on board aircraft - Line width approx. 2 mm - The pen case is made of 97% recycled plastic, according to ISO 14021 (shaft, cap and end). - Smart STAEDTLER plastic box with 8 pens