Robin Liquid blue is a fabric whitener and is safe blue for use as it is not injurious to skin in contact or any type of fabric and also not affected by residual cleaning agent if there in the fabric. The very well suspension of blue particles in water produces even whiteness to the fabric. The identical application of blue on the fabric leads to distinctive whiteness.
Usage Instruction: Pierce the Dropper. Shake before use. Add 4-5 drops of Robin Liquid to 1 litre of water. Dip washed clothes one by one. Ssqueeze and hang out to dry. Dip washed clothes one by one. Squeeze and hang out to dry.