Ninja sunglasses are just perfect for those practising sports in general, and especially for those who enjoying fishing, jet skiing, windsurfing and sailing. This special floating version confirms that their ideal use is in water sports. The solar filters in the lenses offer 100% protection from uv rays, block luminous reflections and glare, ensuring crystal clear vision and good contrast. Thanks to the wrh treatment that makes them water-repellent and hydrophobic, the lenses remain clean at all times, yet another feature that makes these glasses indispensable when boating or sailing. The antireflection treatment also comes in handy when driving, in that it drastically reduces reflection from the road surface and improves vision