Faber-Castell connector pens have superior ink fill and reservoir size and feature brilliant water-based non toxic colours | Special airtight Click Seals also help the pens to last long | Connector Pens manufactured by Faber-Castell are all non-toxic and certified as safe for children under the CE | Colours are completely washable | Contains 40 percent more ink and lasts longer | Child safe - Food grade ink | Ventilated caps which are child safe | Double click seal cap which prevents drying | Wallet of 30