Check the listing for details. Horse Extreme No Turn Vented Bell Boots - 3 Sizes - 9 Colors to Pick From. Color: 9 Colors, Condition: New. Listed at 36.70 USD. Introducing the Horse Extreme No Turn Vented Bell Boots, available in 3 sizes and 9 colors to choose from. These boots are designed for horse lovers who are looking for durable and stylish footwear. The boots are made by Tough 1, a trusted brand in the equestrian industry. The boots are perfect for outdoor sports enthusiasts who are looking for a comfortable and sturdy pair of boots. The overreach bell boots are made with high-quality materials and are designed to provide maximum support and protection to your feet. Whether you are an experienced horse rider or a beginner, these boots are sure to meet your needs. Sold as a Pair. Small: 4" tall x 4 1/2" wide, 8" pastern circumference. Medium: 4 1/4" tall x 4 3/4" wide, 8 1/2" pastern circumference. Large: 4 1/2" tall x 5" wide, 9" pastern circumference.