{"niche":"...","description":"What are the most durable racing flats that can withstand frequent use?","products":[{"brand":"PUMA","model":"Deviate Nitro Elite 4","price_gbp":183.74,"origin_country":null,"specs":{"drop":"8 mm","weight":"6 oz","stack_height":"40 mm/32 mm","sole_stiffness":"Stiff","upper_material":"ULTRAWEAVE"},"confidence_score":null,"sources":[{"label":"PUMA","url":"https://us.puma.com/us/en/pd/deviate-nitro-elite-4-mens-road-running-shoes/312127","currency":"USD","source_country":"US","price":250.0,"price_gbp":183.78,"scraped_at":"2026-08-28T06:23:36.878835"},{"label":"Fleet Feet","url":"https://www.fleetfeet.com/products/mens-puma-deviate-nitro-elite-4","currency":"USD","source_country":"US","price":250.0,"price_gbp":183.78,"scraped_at":"2026-08-28T06:23:36.878835"},{"label":"Running Warehouse","url":"https://www.runningwarehouse.com/PUMA_Deviate_Nitro_Elite_4/descpage-P4DNEMA.html","currency":"USD","source_country":"US","price":249.95,"price_gbp":183.74,"scraped_at":"2026-08-28T06:23:36.878835"}],"summary":"The PUMA Deviate Nitro Elite 4 is a lightweight carbon-plated road racer with NITROFOAM Elite cushioning, a full-length PWRPLATE, and durable PUMAGRIP rubber. Its breathable ULTRAWEAVE upper and high-energy ride suit neutral runners targeting fast 5K through marathon performances.","ideal_for":"它适合频繁参加比赛使用，因为其轻量级 6 oz 鞋身结合了硬挺的碳纤维 PWRPLATE、耐用的 PUMAGRIP 橡胶，以及经过加固、旨在提供稳固包裹并应对反复高速跑步的 ULTRAWEAVE 鞋面。"}]}