The Unleash SD 3 is the key to unleashing your full potential in shot put, discus and hammer throw competitions. Strap into this throwing shoe from Saucony to elevate your performance. With a combination of FlexFilm overlays, a sturdy cross strap and a high density rubber outsole, this shoe will help throwers of all levels achieve more power and precision in their throws. Details Upper: The updated lightweight upper provides exceptional support and breathability, ensuring comfort during the most intense training sessions. The dynamic midfoot strap locks your foot in place so you can focus on perfecting your technique. Midsole: A nylon forefoot plate adds stability to back your most powerful throws. While the midsole itself is intentionally firm and supportive, the insole brings in significant cushioning. Outsole: The high density rubber provides versatile durability with every movement. Saucony’s specialized rubber is designed for both glide and grip throwing techniques.