Strengthen your workout routine with the adidas Performance Dropset Base Lace-Up Trainers. These trainers are perfect for strength training and feature a Repetitor midsole for stability, a rubber outsole for traction, and a textile lining for comfort. Upper: Textile. Sole: Rubber. Please make sure that you try your footwear on before returning, as the box or label may state a US/Euro size which is different to the UK size. Regular fit Lace closure Textile upper Textile lining REPETITOR midsole Rubber outsole.