SA UST Sh.Head Blue Heron/Grey/Black 9/10 - S1/S3/S5TRUE TRIPLE DENSITY We have designed these lines to maintain the fly speed to get the flies down to the required depth. The lower densities in the rear of the taper help keep up the speed and the higher densities in the front help get the fly down to the fish. An excellent choice in pools where the main current is close to the opposite bank.The UST True Triple Density S1/S3/S5 head Incorporates similar characteristics as the Intermediate/Sink2/ Sink4 but works deeper. This line excels in heavy currents and when the fish are holding in deeper pools. Casts like a bullet ! One of the lines which caught the most fish during field testing.Our taper design has most of the weight distributed at the back of the head with no rear taper which gives easier rod loading and aids positioning for changing direction when Spey casting.The new taper also gives higher line speeds and helps form tighter more efficient loops.The extended forward taper delivers the fly with authority but also finesse for great presentation.The taper design gives un- paralleled mending abilities and line control when fishing.The versatility of the taper allows for both short and long distance casts.The textured heads low diameter gives superior performance in strong winds.Designed for use with both conventional and poly leaders.