Based on the product in the image, the Asics Sky Elite FF 2 volleyball shoe is made with the following materials: Upper: Breathable mesh, synthetic materials, and a synthetic trim. Midsole: Features a thickened layer of FlyteFoam Propel cushioning, which is made from copolymer foam material (EVA) with a high energy return elastomer. It also includes GEL technology for shock absorption. Outsole: Made of N.C. Rubber, a compound with more natural rubber content than traditional solid rubber, which provides high abrasion resistance and grip on indoor court surfaces. Insole: An Ortholite sockliner for extra cushioning and moisture management.