Designed to conquer hiking trails, our latest Alpine Trek Socks are reinforced in high wear areas and cushioned for impact protection. They have high stretch tops for minimal compression and arch support, so you can perform optimally on the trail. Composition 55% Merino Wool 25% Elastane 20% Nylon Weight 90 g Designed to conquer hiking trails, our latest Alpine Trek Socks are reinforced in high wear areas and cushioned for impact protection. They have high stretch tops for minimal compression and arch support, so you can perform optimally on the trail. Composition 55% Merino Wool 25% Elastane 20% Nylon Weight 90 g Contains Merino Wool – for warmth and to provide natural temperature control Elastic Support System (ESSTM) throughout for support and to help prevent friction Comfort ZoneTM – strategically placed cushioning for ultimate protection for your feet High stretch tops – offering your feet minimal compression Mesh panels – to manage moisture and ventilate your feet Reinforced sole, heel and toe zones for extra durability Smooth link toe seams – giving you added comfort Antimicrobial properties – restricting the growth of microorganisms