{"niche":"哪种瑜伽背带在50英镑以下性价比最高？","description":"Which yoga strap offers the best value for money under £50?","products":[{"brand":"Pure2Improve","model":"Pure2Improve Yoga Strap","price_gbp":3.66,"origin_country":null,"specs":{"width":"3.8cm","length":"180cm","weight":"144g","material":"polyester","adjustable":true},"confidence_score":null,"sources":[{"label":"pure2improve.co.uk","url":"https://www.pure2improve.co.uk/yogapilates/5101-yoga-strap.html","currency":"USD","source_country":"US","price":5.99,"price_gbp":4.47,"scraped_at":"2026-07-14T06:57:09.252526"},{"label":"mountainwarehouse.com","url":"https://www.mountainwarehouse.com/p/m6e1c9/pure2improve/yoga-strap/","currency":"USD","source_country":"US","price":7.99,"price_gbp":5.97,"scraped_at":"2026-07-14T06:57:09.252526"},{"label":"medpoint.ee","url":"https://medpoint.ee/en/product/p2i-joogarihm-180-x-38-cm-roosa/","currency":"USD","source_country":"US","price":4.9,"price_gbp":3.66,"scraped_at":"2026-07-14T06:57:09.252526"},{"label":"pure2improve.co.uk","url":"https://www.pure2improve.co.uk/yogapilates/5101-yoga-strap.html","currency":"USD","source_country":"US","price":5.99,"price_gbp":4.47,"scraped_at":"2026-07-14T06:57:11.667234"},{"label":"mountainwarehouse.com","url":"https://www.mountainwarehouse.com/p/m6e1c9/pure2improve/yoga-strap/","currency":"USD","source_country":"US","price":7.99,"price_gbp":5.97,"scraped_at":"2026-07-14T06:57:11.667234"},{"label":"medpoint.ee","url":"https://medpoint.ee/en/product/p2i-joogarihm-180-x-38-cm-roosa/","currency":"USD","source_country":"US","price":4.9,"price_gbp":3.66,"scraped_at":"2026-07-14T06:57:11.667234"}],"summary":"The Pure2Improve Yoga Strap is a polyester strap with buckle adjustments for supporting deeper stretches. It's sized 180 x 3.8cm and weighs 144g, making it easy to use in a wide range of yoga and flexibility poses. Suitable for beginners through advanced practitioners who want extra support when stretching.","ideal_for":"At £5.99 from Pure2Improve UK, the strap's 180 x 3.8cm size with 144g weight and buckle adjustability makes it a strong value option for a yoga strap under £50."}]}