PUMA Women's Vertex Cross-Training Shoe 100% Synthetic Imported WEBTECH - designed with negative spacing, this TPU midsole provides impact protection, structured cushioning and rebound for training and running activities. Synthetic sole Lace-up cross trainer featuring web-cage upper with supportive PU overlays High-rebound WebTech midsole EverTrack high-abrasion outsole Padded tongue and collar