Simms M's Big Sky Tech LS Shirt Studs Target Species Recommended Model Line Target Species Recommended Model Line Weight Trout (streams & spring creeks) Rove 4 6 4–6 wt Trout (larger rivers streamers) Rove 5 7 5–7 wt Bass (largemouth smallmouth) Rove 5 7 6–7 wt Carp Rove 5 7 or 7 9 6–9 wt Switch Spey (trout) Rove 5 7 5–7 wt Coastal Cutthroat Sea Trout Rove 5 7 6–7 wt Steelhead (single hand) Rove 7 9 7–9 wt Steelhead Salmon (Switch & Spey) Rove 7 9 7–9 wt Atlantic Salmon Rove 7 9 7–9 wt Bonefish Rove 7 9 7–9 wt Redfish & Snook Rove 7 9 7–9 wt Permit Rove 9 11 9–11 wt Baby Tarpon (under 50 lbs) Rove 9 11 9–10 wt Large Tarpon (50–150+ lbs) Rove 11 12+ 11–12 wt Giant Trevally (GT) Rove 11 12+ 11–12 wt 60 pound core strength resists coral abrasion during extended fights UPF50+ protection Fabric tech: