Fin Comb Kit, Color Blue, Green, Lime, Orange, Red, Yellow, Fins per Inch 8 to 20, Length 5 in, Width 6 in, Includes Blue 11 and 13, Green 12 and 14, Lime Green 16 and 17, Red 18 and 20, Set of Six Fins, Size Orange 8 and 10, Yellow 9 and 15