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The Reebok RealFlex Optimal is all about natural movement. Engineered with 76 individual flex-friendly nodes, these running shoes are designed to flex as you run, jump and stretch. Soft suede upper provides comfort and support. Blown rubber forefoot gives cushioning, traction and durability. Removable insole and Ortholite foam sockliner accommodate orthotics. Multi-direction flex nodes offer natural motion. Wt. 9.4 oz.