Dylon fabric dyes for hand use are perfectly suited for smaller items like shorts, vests or socks, and for delicates youd rather not put in the machine like wool and silk. For perfect, long-lasting and intense colour results. Ideal for natural fabrics such as linen, cotton, and viscose. Lighter shades will be achieved on mixed fibres. Come rain or shine, Sunflower Yellow is a bright and beautiful colour and will put a smile on anyones face even on the gloomiest of days.