Meet the Topo Specter - our first-ever high-cushion performance trainer, featuring Topo’s distinctive fit and feel. The single-layer engineered mesh upper features recycled materials for a lightweight, secure, and sustainable fit. The 35 x 30 mm platform features a Pebax Powered® core wrapped in an EVA frame to deliver soft cushioning and high energy return with a stable and responsive ride. The aggressive heel and forefoot rocker design aids in a fast transition, propelling you forward with each stride, while the lightweight die cut rubber outsole provides traction and durability.