2-Pack Heavy Duty Bamboo Socks from Magnum. Magnum's Bamboo Socks are environmentally friendly, and are a natural and effective way to combat odour. Bamboo fibre is up to four times more absorbent than cotton, keeping you feeling fresh all day long. Featured include a crew length, compressed arch support, cushioned footbed, unlined sock barrel for less bulk and extra comfort, soft feel and anti bacterial, microbial and fungal. Made from 80% Bamboo, 17% Polyester and 3% Elastane.