Set of 36 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, non-fade and acid free Set of 36 Dual Tip 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, fadeless and acid free Material: Thermoplastic; PVC; ABS, PVC, polyester.;; Colour: Multi-coloured;