Medium sock for winter mountaineering activities. Excelent thermal protectio to weigth ratio thanks to the Merino wool and the SEAQUAL® ecologic fiber. With Antibacterial tratment.Features:- Medium socke- Wide neck- Thick knitten- Heel reinforcement- Toe reinforcement- Instep and ankle tigher- Resistant, hygienic, breathable, thermal and easy to keep- Design optimizing cuchioning, wear areas ventilation in sensible areasSpecifications:- Weight: 105 kgTechnology:Merino Wool:- Merino wool shares the characteristics classic to wool such as insulation from warmth or cold, the ability to quickly absorb and evaporate moisture, a quick drying time and resistance to wrinkling.LYCRA:- Since its invention nearly sixty years ago, Lycra® fiber set the standard as the world's best-known elastane fiber brand. Lightweight and nearly invisible, Lycra® fiber became the active ingredient in our clothes and revolutionized the way we wore them.- Whenever it's used in fabrics, Lycra® fiber transforms garments into better fitting, durable clothes that move with our bodies, delivering fit, shape and comfort that lasts. Day after day. Wash after wash. Run after run. Swim after swim.- As a fiber technology brand, innovation has always been at the core of the Lycra® brand. The Lycra® team is continually developing our portfolio of products to provide lasting performance and support wherever you need it, whether that's on a run in the park, climbing or a night out on the town. That's why today you'll find there's a versatile range of Lycra® fibers inside everything from cycling apparel to swimwear, denim to hosiery, sneakers to suits, haute couture to socks.Recycled:- This product has been manufactured with recycled materials. Trangoworld promotes initiatives and projects related to the environment protection and care as we state in our commitment to the future, to our children and descendants and the world we will leave.Ecological:- In this product range Trangoworld shows its concern for the care of the environment. The products with the ECOLOGICAL hang tag have been developed from natural or recycled materials.