A clever combination of natural fibres and durable synthetics puts these urban knit fair isle wool blend boot socks a step beyond the norm for mid weight wool rich socks making them a definite contender for this years winter wardrobe must haves these thick woollen outer terry loop lined inner socks have an attractive traditional fair isle pattern with contrast toe heel and cuff details but whats going on inside the socks composition is much more interesting urban knit says their wool