SAS VivaSAS TRIPAD Technology gives all day comfort to this rugged, perfect fit slip on. Packed with features, Viva is a winner that you wont want to ever take off; a CoolSTEP footbed keeps the foot dry and well ventilated all day, while a variety of genuine leather upper options add style. Heel Height: 1. 25". This item features a removable footbed. TRIPAD Technology: Comfort system that provides shock absorption and support to the three main pressure points