The first series of lines to feature the revolutionary AST PLUS slickness additive, Amplitude Smooth series will shoot farther and last longer than any other line on the market. It&';s slickness down to a science. Product Features: Features the revolutionary AST Plus slickness additive for superior shooting ability and increased durability Powerful head loads quickly and delivers large flies to distant targets Built two sizes heavy; use designated line weight for your rod High-contrast sighter to identify the back of the line when fighting fish on long runs Ideal line for boat or wade fishing Braided multifilament core Product Specifications: Technology: AST Plus, SA Line ID, Welded Loops Water Type: Freshwater, Saltwater Water Temp: Medium, Hot Fishing Type: Streamers Species: Striper