Asso Invisilk Red LineAsso Invisilk is a monofilament line that is extremely smooth and slippery like silk, combined with great softness and reduced memory. Its exceptional red colour makes it an extremely visible line out of the water, yet invisible to fish when in the water. A perfect line for surfcasting and spinning.Features: Quality copolymer Hi-vis main line Low memory Maximum strength and durability Invisible in water.