MACKINTOSH SUN Sunglasses by Blake Kuwahara. Color: Juniper, Noir, Size: 54-20-140. The MACKINTOSH SUN takes the butterfly design into the great outdoors, adding perfect UV protection and glare reduction to the basic model to keep your vision and style sharp in the bright sun. The double-layer acetate adds a touch of intrigue, while the bold shape ensures you stand out in the summer crowd. Offering an equally sturdy and lightweight acetate construction streamlined for effortless wear, the MACKINTOSH SUN has you covered in both form and function.