Fish Monkey OTC Guide Series Merino Wool Socks Size:XL you won't end up with The Portable Kayak Kit you won't end up with a damaged die in the end •White interior for greater interior visibility Features• Lightweight Merino wool and UltraSpun® polyester blend for breathability and odor resistance• Over the calf (OTC) height for compatibility with snake boots and waders• Arch and ankle compression zones for reduced foot and leg fatigue• Cushioned footbed for comfort and shock absorption• Ventilation panels for enhanced moisture management• Seamless toe construction to prevent chafing• Y gore heel for secure fit and anti slip performance• Naturally antimicrobial to resist odor buildup• Designed for warm climates and high exertion activity it delivers moisture wicking performance