Blue Peu socks made of hemp. → Hemp logo embroidered tone-on-tone on the exterior part Ref: XSO00003 Measurements size 37-40: 20 cm foot length and 18 cm leg length Hemp is an exceptional plant that provides one of the lightest and most breathable sustainable fibers. Main characteristics: LESS WATER: It needs 95% less water than cotton and produces 2.5 times more fiber. LESS C02: Its cultivation in the field helps the CO2 absorption process. LESS PESTICIDES: It does not require the use of chemical pesticides or fertilizers for its cultivation. LESS TIME: It is a renewable fiber that grows quickly and vigorously in a wide variety of climates. LESS WASTE: The plant produces 250% more fiber than cotton and 600% more than flax using the same area of land. LESS CROP: The area needed for its cultivation is almost half that of cotton. LESS SOIL EROSION: Prevents soil erosion caused by tree felling.