SKY will be a comfortable companion during your activities. Thanks to its PROLEN® polypropylene composition, the SKY sock will not absorb moisture and will keep the skin dry by wicking sweat to the outside. The special polypropylene fiber will ensure the absence of bacteria on the sock. Spongy reinforcements on the sole of the foot. Protection on the shin area. Reinforcement in the crease of the foot. Perforated area on the instep for additional breathability.