Be Casual Sun Sunglasses by Sabine Be. Color: Polished Palladium, Polished Rose Gold, Satin Ivory, Satin Neon Yellow, Shiny Navy Blue, Satin Khaki, Size: 48-22-140. The Be Casual sunglasses by Sabine Be are a great way to bring a touch of sophistication and fashion to your everyday look. Whether you're spending an evening out with the girls or having lunch with your family, these stunning shades are sure to elevate your style. The ultra-lightweight metal aviator frame comes in an awe-inspiring variety of colors, which makes it a perfect companion whether you want an elegant or edgy look or something between these two extremes.