PUMA Women's Complete Vectana 2 Running Sneaker 100% Mesh and synthetic Rubber sole M2D technology offers extra stability, while duoCell and ldCell enhance the ride DECOUPELD HEEL CONSTRUCTION lowers the pronation velocity and the degree of pronation at first impact duoCELL technology combines durable cushioning and maximum stability ArchTec arch support increases the functional firmness and saves weight while still allowing the necessary torsional freedom and natural twist of fore and rear foot OrthoLite sockliner consists on layer for maximum fit and comfort, fast material regeneration, optimized air circulation