Adidas Ultra Boost Mystery Blue 3.0 Running Shoes Blue/Grey/White Size 7 Elevate your running experience with the Adidas Ultra Boost 3.0 combines a tonal blue scale colorway with a semi-translucent Mystery Blue cage, Vapor Grey heel cup, white Boost midsole, & black Continental rubber outsole ribbed Primeknit style for even better fit, stability, and breathability slimmed down protective cage overlay adds to the sleek design Adidas called this the greatest running shoe they've ever made, and that's before even touching on the full-length Boost cushion system found on the midsole monochromatic blue Primeknit features white speckling throughout to help the pair stand out while the protective heel construction now features a metallic silver with a marbled-like texture for a sleek and unique look stretchy knit upper that adapts to the changing shape of your foot as you run Responsive Boost midsole cushioning and a flexible outsole deliver a smooth and energized ride Designed for those who crave comfort and style, these shoes are a perfect blend of functionality and fashion With their sleek blue and grey exterior and white sole, they're sure to turn heads Ultra-responsive Boost cushioning for unrivaled energy return Breathable Primeknit upper for a snug adaptive fit Supportive midfoot cage for enhanced stability Durable Continental rubber outsole for superior traction Lightweight & flexible design for effortless movement Only worn 2x look pretty much new Smoke & pet free home