The O'Brien Reactor Combos are a value-priced, truly classic pair of waterskis. O'Brien's most traditional pair of skis, the Reactors are a bit narrower overall and are more maneuverable and responsive on the water. They are easy to get up on, and with a dual tunnel design, they deliver smooth, stable performance that everyone can enjoy.• Length: 67" (170 cm)• 700 Bindings with pinch-slide adjustment for effortless entry• Foot Size: Men's US 4.5-13• Dual tunnel design slices through rough water for a smooth, stable ride• Nylon fins for great hold on the water are easy on the boat interior More maneuverable and responsive on the water Dual tunnel design delivers smooth, stable performance Nylon fins offer great hold on the water | Reactor 67" Combo Waterskis