Baltic 25 is a refinement of Core23. We offer FF, F1, H1, 13, 24, 35, 46 and 57 designs, see below for more information: FF: Float + Float (white) F1: Float + Intermediate H1: Hover + Intermediate 13: Intermediate + Sink 3 24: Sink 2 + Sink 4 35: Sink 3 + Sink 5 46: Sink 4 + Sink 6 57: Sink 5 + Sink 7 Baltic 25 line specification and recommendation: Size weight Length US rating Euro Rating 400 400gn 21.2' 425 425gn 22' 5/6 6/7 450 450gn 22.8' 6 7 475 475gn 23.6' 6/7 7/8 500 500gn 24.4' 7 8 525 525gn 25.2' 7/8 8/9 550 550gn 26' 7/8 8/9 575 575gn 26.8' 8 9 600 600gn 27.6' 8/9 9/10 625 625gn 28.4' 9 10 650 650gn 29.2' 9/10 10/11 700 700gn 30' 10/11 11/12