Blundstone Unisex 510 Boot Black Icons are always in season. The Original 500s combine legendary comfort with modern versatility. Built to go wherever life takes you. Black elastic side. Black premium leather. Weatherproof 2.5mm oiled leather. Durable, slip resistant TPU outsole. Cushioned midsole for comfort. SPS Max Comfort system for outstanding shock aboption. Removable comfort foodbed. Lightweight and comfortable. Blundstone Unisex 510 Boot Black