The Diadora Juniors' S. Challenge 6 SL Tennis Shoes are designed with speed in mind. With a SuprellTech & Mesh upper, removable ergonomic fabric, and shockproof EVA foam insole, and wear-resistant Duratech 5000 sole on your feet you'll feel even more agile and light.
Insole: The removable, cotton jersey insole features expanded EVA for enhanced underfoot cushioning and response.
Midsole: Expanded EVA, CCB, and Double Action Plus 2- Two elastomers with different densities in the heel and metatarsal area. Impact absorption eliminates negative vibrations in the heel area and enhances flexibility and distribution of pressure in the forefoot area.
CCB: Medial stabilizer created to control torsional stability.