These hurdles are designed to build power, enhance agility, speed, and coordination, improving overall athletic performance. They are made from durable sponge and iron materials, ensuring longevity and safety during use. The hurdles feature an adjustable height mechanism, allowing for customization to suit various training needs and skill levels. Heights can be adjusted from 76.2cm to 106.7cm (30 inches to 42 inches), catering to a wide range of athletic activities. Each purchase includes one hurdle, perfect for individual training sessions. Please note that there may be a slight measurement error of 1-3cm due to manual measuring processes. Additionally, color variations may occur due to differences in display screens, which is a normal occurrence and does not affect the product's functionality.