Mr Sparrow Rugby Balls Socks in Navy blend sustainable materials with enhanced durability for active wear. The 49% bamboo foundation delivers natural antibacterial and hypoallergenic properties, ensuring comfort during intense activity whilst maintaining excellent breathability. Cotton (20%) provides moisture-wicking capability, polyester (18%) enhances colour vibrancy and shape stability, whilst an elevated 11% polyamide content reinforces structural integrity in high-impact zones. Elastane (2%) offers subtle stretch for secure, adaptive fit. Designed in Britain for shoe sizes 7-11, these socks combine eco-conscious sourcing with robust performance for demanding everyday use.