Yonex introduces the 2nd generation of the Sonicage with the Power Cushion Sonicage 2! Yonex constructed the Sonicage 2 with a lightweight and breathable mesh upper known as Double Raschel Mesh. With the Yonex Sonicage 2 — one gets excellent shock absorption thanks to the Power Cushion technology at the midsole. Durable skin tech for a flexible fit. The outsole includes a multi-directional tread pattern for optimal traction out on the court.