Blundstone 510 Water-Resistant Leather Unisex Chelsea BootsDesigned to keep your active feet comfortable, the 510 ankle boots from Blundstone feature a simple and versatile design meant to go well with any look. Offering both quality and practicality, these classic Chelsea boots are perfect for all day wearing. 2. 5 mm thick oiled leather upper. Twin, shape retaining elastic gussets to the side for easy access. Twin needle reinforced stitching with a high tensile strength thread for durability. Sturdy front