{"niche":"最适合商务出差或专业用途的硬壳带轮背包有哪些？","description":"What are the best hard-sided wheeled backpacks for business trips or professional use?","products":[{"brand":"Rockland","model":"Double Handle Rolling Backpack","price_gbp":24.99,"origin_country":null,"specs":{"weight":"3.3 pounds","material":"Polyester","dimensions":"17 x 10 x 13 in"},"confidence_score":null,"sources":[{"label":"The Home Depot","url":"https://www.homedepot.com/p/Rockland-Roadster-17-in-Rolling-Backpack-Black-R01-BLACK/302603254","currency":"USD","source_country":"US","price":33.0,"price_gbp":24.99,"scraped_at":"2026-06-24T22:35:53.985960"}],"summary":"The Rockland Double Handle Rolling Backpack is a carry-on rolling backpack with a telescoping handle and a double-handle design. It uses polyester material and is described as having two mesh side pockets plus front pockets with an organizer. It's positioned as an affordable rolling option with shoulder straps in addition to the rolling system.","ideal_for":"For business trips or professional use, the bag's carry-on dimensions (17 x 10 x 13 in) and polyester build, plus its rolling handle with double-handle design, make it practical to move through airports while still being usable as a backpack."},{"brand":"Rockland","model":"Rockland Double Handle Rolling Backpack","price_gbp":24.99,"origin_country":null,"specs":{"material":"Polyester","dimensions":"13x10x17 in","wheel_type":"Double skate wheels","number_of_wheels":"2"},"confidence_score":null,"sources":[{"label":"Home Depot","url":"https://www.homedepot.com/p/Rockland-Roadster-17-in-Rolling-Backpack-Black-R01-BLACK/302603254","currency":"USD","source_country":"US","price":33.0,"price_gbp":24.99,"scraped_at":"2026-06-24T22:37:28.351403"},{"label":"Home Depot","url":"https://www.homedepot.com/p/Rockland-Roadster-17-in-Rolling-Backpack-Black-R01-BLACK/302603254","currency":"USD","source_country":"US","price":33.0,"price_gbp":24.99,"scraped_at":"2026-06-24T22:37:30.570211"}],"summary":"This Rockland rolling backpack has a telescoping pull handle and double skate wheels for easy maneuvering. It's made from polyester and includes a zippered main compartment plus front pockets with an organizer, along with side mesh pockets for smaller items. It's designed for travel and school use where you want a backpack that rolls as well as carries on the shoulder.","ideal_for":"适合商务差旅/专业用途：聚酯材质机身、双滑轮轮子和伸缩手柄组合，再加上紧凑的13x10x17 in尺寸，让你在机场和办公室之间轻松推行，同时前置整理口袋也能收纳必需品。"},{"brand":"Away","model":"The Carry-On","price_gbp":176.45,"origin_country":null,"specs":{"weight":"7.5 lbs","capacity":"41 L","material":"100% polycarbonate shell","dimensions":"21.7 x 14.4 x 9 in","wheel_type":"360 smooth-gliding wheels","number_of_wheels":"4"},"confidence_score":null,"sources":[{"label":"Away Travel","url":"https://www.awaytravel.com/products/carry-on-jet-black","currency":"USD","source_country":"US","price":233.0,"price_gbp":176.45,"scraped_at":"2026-06-24T22:35:53.985960"}],"summary":"The Carry-On is a hard-sided, 100% polycarbonate suitcase designed to fit in overhead bins on most major airlines. It has 360 smooth-gliding spinner wheels and a TSA-approved combination lock, plus an interior compression system and organized pockets for efficient packing.","ideal_for":"其紧凑型随身行李尺寸（21.7 x 14.4 x 9 in）和7.5 lbs重量使其非常适合商务出行；同时，4个轮子的360°顺滑静音万向轮以及TSA认证的锁，支持快速且安全的专业差旅。"}]}