Replaceable strap base for across ankle and attaches on one end to the boot with screw; strap for tightening boot is treaded through the other end. Sold as pack of four replacement straps. For over 45 years Gaerne has been manufacturing some of the finest footwear the world has ever seen. They have made thousands of boots and have shipped them to loyal customers throughout the world. You can imagine the changes that they have seen over the years - from the simple sewing machines to laser cutting and high-tech machinery that they use today. Gaerne Boot Company strives to be the best both in quality and comfort. Replacement Fastback straps for Gaerne SG10, SG12, G-React, Balance Oiled and GX-1 Boots.