The Tech Stirrups are manufactured with high-quality metal and have the widest opening available in the market. (See in the photographs) The grip was made on purpose for kids, its 2.5° inclination helps keep heels down. Features: Weight: 370g, 13oz Tread dimensions: 10.8×5.1cm, 4 in Slope: 2.5° Finish: Shiny Fits approximately shoe size: up to 2.5 Other colours available - just contact us directly.