The Jarvis Walker Trace Wire With Crimps is ideal for creating your very own Pike and Sea traces due to it's strong and durable 7 strand nylon coated leader material. The wire trace material is placed onto a spool with special properties to stop the material from uncoiling an 'springing off' the spool. Each trace wire spool is supplied with 10 crimps. The Jarvis Walker Trace Wire With Crimps is available in 3 different strengths, these are 60lb and 80lb 100lb and there is 10m of wire trace supplied per spool. Ideal For sea Or pike fishing