Tech Stirrups Adults Venice Stirrups in Red/Black. Tech Stirrups Adults Venice Stirrups features an innovative design that provides protection to both horse and rider, perfect for training and competing. In the event of a fall, the Tech Stirrups Adult Venice Stirrups allows the release of the foot via a revolutionary mechanism which is designed to open at the ring before returning to the original position due to a strong spring. The mobile part is attached via the tread and features a revolutionary design via two magnets which locks into place and prevents movement unless the weight load is exceeded. Read more… The Tech Stirrups Adult Venice Stirrups offers an aggressive grip design and prevents the build-up of water and mud and is treated with anodizing treatment to preserve quality with a possibility to change the tread. The stirrup leather slot is designed to maintain to ensure stirrups are in a position that is comfortable and easily worn for the rider.