The function of sunglasses 📢 UV protection: UV400 sunglasses are crucial for filtering out glare reflected by sunlight and protecting the eyes from long-term UV damage when going out. 📢 Quality: These sunglasses are made of high-quality plastic frames, UV resistant lenses, and reinforced metal hinges, all of which ensure long-term use. ✨ Occasion: This product is suitable for driving, vacation travel, and beach travel.