The adidas Ultra Boost Uncaged ‘Carbon’ features a Primeknit upper in a contrasting blend of Carbon and red, enhanced by a ribbed sock-like collar for a snug fit. The knit construction is designed without structural support, except for fused eyestays and a molded TPU heel counter in black. Experience comfort with full-length Boost cushioning in classic white, complemented by a durable Continental rubber outsole.