Hot Leathers KD's Sunglasses - Light Purple Lenses. The Original KD's Sunglasses with black frames and purple lenses. These sunglasses were originally worn by hardcore bikers in the 1950s and have remained the #1 selling biker sunglasses because they stay on your head and fit snuggly on the temples and Nose Bridge, thus keeping the wind out of your eyes while you ride. The new and improved KD's are now: • Lighter in weight • Have longer slimmer arms for better peripheral vision • Fit more comfortably under a helmet • Contain fully wired temples for extra strength and adjustability. These sunglasses are excellent for riding and outdoor sports. Ultra-strong polycarbonate frame and 100% UV Protection Lenses. Order yours today!