The Merino Ankle Boot is carefully crafted with premium sustainable materials. The upper is knit with a blend of humanely harvested merino wool and our signature thread made from repurposed plastic water bottles. The upper of The Chelsea is knit entirely with our signature threadPlease see last pic where there is some threading missing at toe.With a midsole for added support on The Chelsea and a lightly padded insole for added comfort on The Merino Ankle Boot, these shoes will have you walking in style for miles.