Viper Bodyboard Fins - Viper MS Hard Bodyboard Fins - Black/ Yellow :: Unisex > Surfboards. Sand or pebbles are easily removed with maximum foot pocket drainageControl is enhanced and drag minimized with delta tail designMaterial: 100% NeopreneFooting is enhanced on slippery surfaces with rivet grip treadAll Viper surfing fins float high to be easily spotted in the roughest surf conditionsWide. short blade design for quicker accelerationControl is improved with bevelled sidewalls Size: Medium,Small.