Big easy to hold barrels | Big smooth tips for brilliant colouring | Unique Connector caps clip pens together for easy storage or creative play | Safe water-based inks washable from most clothing | Child- safe cap allows passage of air if accidentally swallowed | Brilliant, Vibrant colours promote maximum creative inspiration | Water-based ink from food dyes is non-toxic and safe for kids | Washes out of most fabrics for peace of mind and easy clean-up | Breathable non choke caps ensure worry free playtime