Standard Noodle Dimensions: 2-inch diameter, 0.5-inch inner hole, 50 inches long, 40-pack. Noodle measurements are approximate and may fluctuate due to the manufacturing process. Assorted Colors: Each pack includes noodles in three vibrant colors, yellow, blue, and pink to enhance your poolside fun Versatile Pool Accessory: Our swim noodles aren’t just for play; they’re also an excellent tool for aquatic exercise and training in an above ground or in-ground swimming pool Ideal Teaching Tool: Designed from soft foam; Noodles are great for helping kids 5+ learn how to swim Maximum Durability: Bulk packed; Perfect addition to any swimming occasion; Made from lightweight foam; Easy to handle and durable