SINKS IN A U-SHAPED PROFILE FOR SEARCHING THE WATER COLUMN Features the revolutionary AST Plus slickness additive for superior shooting ability and increased durability Designed specifically for the demands of stillwater anglers Overweighted by two line weights for multiple flies, long leaders and longer casts Features textured hang markers 10 feet and 20 feet from the tip Seamless Density technology provides a smooth transition between densities, eliminates hinging, and provides a straight-line connection to the fly Parabolic Sink 3/Sink 5/Sink 3: Sinks in a U-shaped profile for searching large portions of the water column SA SD PRBLC WF X S# S# S# (X = line weight; # = sink rate) Dark Green / Charcoal / Dark Green