Costa - Drenched in the same style and spirit as the original, adventure now comes to new and nearly 10% larger life in the Spearo XL. Dive in and take hold of your day with all the features you need: Hydrolite nose pads, polarized lenses, integral CAM hinges and nonslip temple tips deliver optimal comfort. No matter what you have on deck, the Spearo XL is ready. Category 3. General purpose sunglasses. High protection against sunglare, good UV protection, not suitable for driving at twilight, at night or under dull light. Born On the Water in the fishing capital of the world, Costa sunglasses are made for those who dont just spend their lives on the water, they come to life on the water. Each pair is packed with polarized, color-enhancing 580 lens technology. The result? Less haze and enhanced contrast and clarity. Available in glass (580G) for superior clarity and scratch resistance or a lightweight, impact-resistant polycarbonate (580P), its like seeing in high-definition. Experience sunglasses for lifes great adventures.