Features and specifications typically found in swimming goggles:

1. Anti-Fog Coating: The goggles would  feature an anti-fog coating on the lenses to prevent them from fogging up during use, ensuring clear visibility underwater.
2. UV Protection: Sparo Swimming Goggles G-909 might offer UV protection to shield the eyes from harmful ultraviolet rays, especially useful for outdoor swimming.
3. Adjustable Straps: The goggles would likely have adjustable straps to ensure a comfortable and secure fit for various head sizes and shapes.
4. Leak-Proof Seal: A leak-proof seal around the lenses would help prevent water from seeping into the goggles, ensuring a watertight fit and clear vision underwater.
5. Durable Construction: Sparo Swimming Goggles G-909 would likely be made from durable materials such as silicone or polycarbonate, ensuring longevity and resistance to wear and tear.
6. Wide Field of Vision: The goggles would likely offer a wide field of vision to provide optimal visibility while swimming, allowing the wearer to see clearly in all directions.
7. Comfortable Cushioning: Soft and comfortable cushioning around the eye sockets would help reduce pressure and discomfort during extended wear.
8. Multiple Nose Bridge Options: Sparo Swimming Goggles G-909  come with multiple nose bridge options to accommodate different face shapes and bridge heights, ensuring a customized fit.
9. Fashionable Design: The goggles feature a stylish and modern design, with various color options available to suit different preferences and styles.
10. Carrying Case: Some swimming goggles come with a carrying case or pouch for convenient storage and transport, protecting them from scratches and damage when not in use.

These features would make Sparo Swimming Goggles G-909 suitable for both recreational and competitive swimmers, providing comfort, performance, and protection while swimming.