Hoka One One Challenger ATR 7 is a reimagined trail-to-street running shoe that pairs plush cushioning with gravel-inspired traction for mixed-surface training and daily runs. Key attributes: Multicolor | Red | Engineered mesh | Plush cushioning | Responsive toe-off | All-terrain traction | Extended heel pull for easy entry | Active Foot Frame technology for underfoot stability | Engineered mesh upper | Compression-molded EVA foam midsole | Durabrasion rubber outsole with 4mm lugs inspired by gravel-tire design | Increased stack height for added cushioning