Featuring a rectangular retro-style frame, these stylish sunglasses from Have A Look are surprisingly lightweight and exceptionally comfortable to wear. The plant-based frames are made from 45% plant-based raw material (BIOplastic) from the castor oil plant and have the same great properties as traditional plastic frames; they are light and robust, with a long lifetime. Bio-based frame crafted from 45% natural castor oil, ensuring lightweight, durable, and resistant eyewear. Flexi arms with spring hinges provide optimal comfort and accommodation for various face shapes and sizes. High-quality polycarbonate lenses: thin, safe, ultra-lightweight, and exceptionally impact-resistant. These lenses provide 100% UV protection and are rated as category 3 for superior sun glare reduction. Nickel-free. Complimentary felt case crafted from recycled plastic bottles. Colour: yellow