profoot double deodorising insoles keep your footwear fresh & free from odour whilst providing extra comfort. the dual layer double thickness design is ideal for anyone who needs cushioning & comfort with long lasting protection from odour. ultra-fresh antimicrobial action helps prevent the growth of odour-causing bacteria active charcoal layer destroys odour & absorbs perspiration., double thickness for double the comfort, will not bunch or wrinkle in shoes, perforated for enhanced airflow