BLUNDSTONE. 558. MENS 550 CHELSEA BOOTS. BLACK. Everything you love about our original boots turned up to max. Supple leather leather-lined. More comfort. More protection. More places to see and go. Black elastic side. Black premium leather. Durable slip resistant TPU outsole. Cushioned midsole for comfort. SPS Max Comfort system for outstanding shock absorption. Removable comfort footbed with XRD Technology in the heel strike zone for shock absorption and comfort.