Womens adidas Ultra Boost 21 Running Shoe。Adidas Ultraboost 21 Women\'s Grey Silver Running Shoes Size 8.5 These Adidas Ultraboost 21 sneakers offer a responsive, cushioned ride perfect for long runs or daily wear. • Boost Midsole: Maximum cushioning and comfort. • LEP System: Provides a snappy toe-off and increased forefoot stiffness. • Fit: Primeknit upper molds to your foot. Tech: 6% more Boost capsules in the midsole for incredible energy return. • Upper: Supportive Primeknit+ material for a sock-like fit. • Outsole: Continental™ Rubber for superior traction in all conditions. Size 8.5 In excellent condition