Front-End + Back-End Welded Loops RIO&';S INTOUCH BIG NASTY SINK TIP line is the perfect sink tip for casting large streamers, with a front-loaded weight distribution that easily casts the biggest of flies. The line features RIO&';s Multi Density Control - a seamless blend of four densities that ensures the smoothest transition of energy when casting, and the best depth control when fishing. It is made with an ultra-low stretch core for the maximum in sensitivity and performance. This is the easiest casting, fishiest sink tip line ever made. ~ Length: 90&'; (5wt); 100&'; (6-10wt) Gray/Green/Orange for Float/1ips/2ips - The F/H/I is perfect for fishing flies in the top 2 feet of the water column. Black/Gray/Green/Orange for Float/1ips/2ips/3ips - The F/H/I/S3 is perfect for getting flies down to 2-4 feet in depth. Black/Gray/Lt. Gray/Orange for Float/2ips/3ips/5ips - The F/I/S3/S5 fishes the deepest in the line series - averaging between 4 and 8 feet down. Specs Line Size Head Length Total Length 5wt 39ft/12m 90ft/27.7m 6wt 39ft/12m 100ft/30m 7, 8, 9, 10wt 40ft/12.2m 100ft/30m