intros：{"brand_intro":"Vans（范斯）成立于1966年的美国加州，由保罗·范·多伦创立，最初是一家定制鞋店。品牌以滑板鞋起家，凭借标志性的华夫格鞋底和侧边条纹成为街头文化的象征。Vans坚持\"Off The Wall\"的叛逆精神，与滑板、冲浪、音乐等亚文化深度绑定。其帆布鞋采用硫化工艺和独家橡胶配方，耐磨性和抓地力极佳，是滑板爱好者的首选。","product_intro":"Old Skool是Vans最经典的帆布训练鞋之一，定位为滑板运动与潮流穿搭的跨界单品。核心卖点在于其侧边标志性的白色皮革条纹（Sidestripe）和华夫格橡胶鞋底，辨识度极高。鞋面为帆布与皮革拼接，兼顾透气与耐用；鞋底为硫化橡胶，抓地力强。适合滑板、日常通勤及街头风格搭配。相比匡威，Vans更耐磨且鞋底更厚，但重量稍重。","key_specs":{"鞋面材质":"帆布与皮革拼接，耐磨且质感好","鞋底材质":"硫化橡胶华夫格底，抓地力强，耐磨","闭合方式":"7孔系带，金属鞋眼","适用人群":"男女通用，尺码覆盖35-48码","鞋垫":"UltraCush Lite缓震鞋垫，轻量回弹"}}
alt_products：[{"product_name":"Vans Old Skool 经典帆布训练鞋","brand":"Vans","model":"VN000D3HY28","price":569},{"product_name":"匡威 Chuck Taylor All Star 经典帆布训练鞋","brand":"匡威","model":"M9160C","price":499}]
kol_quotes：[]
scoring_breakdown：[{"source":"word_of_mouth","score":88.8,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"综合各平台超过40万条评价，Vans Old Skool好评集中在\"颜值高\"\"耐穿\"\"滑板必备\"。用户普遍认为其侧边条纹设计非常经典，搭配工装裤或牛仔裤效果极佳。缺点方面，部分用户反映新鞋磨脚后跟，需要长时间磨合；鞋底偏硬，不适合长时间步行；皮革拼接处容易开胶。专业评测指出其耐磨性在帆布鞋中属于顶级，但舒适度一般，更适合短时间穿着。","source_count":5}},{"source":"objective","score":91.68,"weight":0.2,"confidence":0.8,"details":{"wom_score":88.8,"rating_avg":4.8}},{"source":"user_review","score":96,"weight":0.4,"confidence":1,"details":{"rating_avg":4.8,"review_count":410000,"source":"product_reviews_aggregate"}}]