XERO Shoes - Forza Trainer - WomenBuy Now Product Description These are the perfect training shoe. My balance is better, and I can get more power from the ground. Alexandra S. Power and stability start by connecting your feet to the ground. The Forza Trainers heel and instep lockdown strap gives that connection. The bootie style construction and silky smooth lining not only make your workouts more comfortable than ever but could make the Forza Trainer your all day, everyday shoe. FEEL