Opti Crew Black 2 pair Opti Crew Black (Size):43 - 45 while the lower section utilizes

while the lower section utilizes adaptive memory foam for a precise

Light and ventilated: Highly ventilated light weight mesh reinforced in critical areas

New Heel interior is padded with a new memory foam on the lower section and the collar foam has the T80 higher density foam for added comfort

The breathable polyester mesh ensures gentle cleaning while safeguarding your shoes

Opti Crew Black 2 pair Opti Crew Black (Size):43 - 45 while the lower section utilizesKanso Opti sock brings comfort with extra cushioning under the heel and forefoot in strategic areas and a supportive v heel and ankle stitching. Sweat wicking Dri Release fabric combined with ventilation channels and thin piquet knit help to keep your feet dry and cool.