The Rannoch features an adjustable gusset to enhance fit and performance around the calf and to facilitate a variety of legwear options. The natural rubber out- sole features enhanced performancefrom a cleat design which offers great grip and efficient mud release.Full neoprene lining - for warmth, comfort and durability Exclusive rubber outsole design featuring aggressive pattern - designed for constant mud clearance offering great grip and performance Shaped EVA footbed with enhanced arch and heel support - offering great shock absorption Heel spur - to help removal Upper: 1.3mm natural rubber and 2mm neoprene and space meshLining: Full 2mm neoprene and wicking space mesh liningFootbed: Removable EVA footbed Weight: 1150g