Sold in bundles of 10. Great as a swim training aid, aquatic exercise, pool toy, and extra flotation. Made from stronger, longer lasting materials than store bought noodles. Completely solid in the center, not hollow. 60" length by 3" diameter. Available in white or black color. Our 3-inch diameter by 60 inches long high-density foam noodles are perfect for water exercises in the pool. They provide buoyant support for suspended water exercises and increased resistance for upper body conditioning. Made of premium quality ethafoam for lasting durability. Ethafoam is a strong, resilient, medium-density, closed cell, polyethylene foam with lasting durability that won't break down in water.