Babolat Propulse Junior White/Blue Aster Junior Tennis Shoes : With inspiration from the Propulse Fury, the Babolat Propulse All Court Junior tennis shoes are built to boost speed while providing a strong and stable foundation. Excellent for rapid shifts in direction, stops and starts, players can depend on the supportive, locked-in fit and flexible construction. Ideal for tennis players in search of comfortable and supportive shoes inspired by the most high-performance technology. Shoe Technology Upper: TI-Fit provides strategically positioned support in the heel, instep, and forefoot for precise, sure footing and comfortable flexing and bending of the foot. Interior Pro-shield reinforcement on the upper provides durability in that high-wear area. Midsole: Kompressor System delivers high-performance shock absorption. OrthoLite memory-shaped insole offers instant comfort that lasts. Outsole: Non-marking Michelin Performance outsole is designed with a specific thickness and rubber makeup for traction and durability.