Set of 168 double-ended markers: • Double tip: 1 and 6mm. Fine point perfect for outlining and writing; wide tip especially useful for filling, lettering, etc. • They are suitable for children. Safe and eco-friendly, fade-free and acid free. 168 Pcs Dual Tip Marker Set: • Double tip: 1 and 6mm. Fine point perfect for outlining and writing; wide tip especially useful for filling, lettering, etc. • They are suitable for children. Safe and eco-friendly, no fading and acid free Material: Thermoplastic; PVC; ABS, PVC, polyester.;; Colour: Multi-coloured;