These Fabric Markers allow you to add a long lasting personalised touch to cotton and cotton blend fabrics. They are permanent non-washable ink and come in a range of brilliant colours.Easy-to-use just the right amount for the classroom. Effortlessly apply on fabrics and allow 5 hours of drying time before washing as label indicates.Markers measure 137mm long x 10mm in diameter and nib is 3mm in diameter.Markers contain 3g of ink.2 each of colours: black blue brown grey green magenta orange red spruce turquoise violet and yellow.Adult supervision is recommended since markers are permanent.