Mr Heron Broccoli Socks in Charcoal harness a performance-engineered fibre blend centred on 49% bamboo. This sustainable material delivers proven antibacterial and hypoallergenic benefits alongside superior breathability and a naturally luxurious feel. Cotton (17%) enhances moisture regulation, polyester (20%) provides colour fastness and dimensional stability, whilst an elevated 12% polyamide content ensures exceptional durability and resilience in high-wear zones. Elastane (2%) offers responsive stretch for adaptive, secure fit. One size fits shoe sizes 7-11. Designed in Britain. Care: machine wash at 40°C maximum; low-temperature tumble dry only. Do not bleach, iron, or dry clean.