Kalenji is a brand that designs products for running and trail. If you are looking for ankle freedom and maximum ventilation then get this pair of socks. These are also popularly known as ventilated trainer socks. These fine weave socks for runners, looking for lightweight socks, are going to be the perfect pick. The lighter weave around the midfoot for good hold is the speciality of these socks. These socks are a blend of cotton, polyamide, acrylic and elastane. This pair of socks come in green and black colour.