Dylon Hand Dye is ideal for dyeing smaller items, delicate items such as wool and silk and for crafts such as tie-dye. Use by hand in warm water to give strong, permanent colour to natural fabrics. This pack is bursting with a whole spectrum of ideas, and with Dylon you have all the colours of the rainbow to choose from. So, wake up your wardrobe, revive a faded scarf or brighten some cushion covers with colour, ease and permanent results you?ll be proud of! This navy blue colour is a classic, inspired by a life on the ocean wave. The nautical shade captures the strength of an ocean liner and all the grace and charm of the French Riviera. You'll also need 250g of ordinary salt (not included). 1 pack dyes up to 250g fabric (e.g. shirt) to full shade or larger amounts to lighter shade. Not suitable for pure polyester, acrylic, nylon and fabric with special finishes. Colour mixing rules apply (e.g. blue on red gives purple).Warning: Always read instructions. Irritant. May cause an allergic reaction. Keep out of reach of children.