Ergonomic school fountain pen STABILO EASYbirdy Pastel Edition. Nib material: steel nib (iridium grain). Ink cartridge version: standard cartridge, royal blue, erasable. Barrel material: plastic (hard and soft components). Grip zone design: made of non-slip material. Clip design: plastic, blue. Ergonomic design - especially for left-handers. Relaxed handling to prevent premature muscle fatigue. Recessed nib to protect against blue fingers. Includes a viewing window to check ink level and space to write a name. Nib design: in beginner's hardness grade A. Adjustable in three angles for soft writing and a particularly clean typeface. Recommended minimum age: 7 years. Shaft color: blue/light blue. Packaging design: folding box with one pen including one standard cartridge (royal blue, erasable).