{"dataset":"MainBuyer UK price observations","market":"GB","market_name":"United Kingdom","methodology":"Each observation is stored only when MainBuyer has a timestamped checked retailer offer. Missing days are not interpolated or invented. Historical low, high and median figures use recorded in-stock observations only.","observations":[{"currency":"GBP","in_stock":true,"observed_at":"2026-09-17T12:29:34+00:00","price":"11.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0BFHLQPT6?maas=maas_adg_api_581079253928599418_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=e590a13093d1f0e64e358d263e69574d&aa_adgroupid=80bff1e12b8bf6f8c3e5edeebfd5ffa2_PBSEP_!!!affid!!!_118045_&aa_creativeid=8cabATV_a8tEZ2xnWj4k5ZFs08xgaLL9u982lK2rXpOtsskA_c"}],"product":{"brand":"Qicheng-UK","evidence_url":"https://mail.mainbuyer.com/evidence/products/qicheng-lys-500ml-travel-mug-flask-with-temperature-display-vacuum-cup-with-flask-304-stainless-steel-insulation-cup-double-walled-vacuum-for-heat-a-b0bfhlqpt6/prices","gtin":null,"id":11428,"model_number":null,"name":"QiCheng&LYS 500ML Travel Mug, Flask with Temperature Display Vacuum Cup with Flask 304 Stainless Steel,Insulation Cup, Double Walled Vacuum for Heat a","product_url":"https://mail.mainbuyer.com/product/qicheng-lys-500ml-travel-mug-flask-with-temperature-display-vacuum-cup-with-flask-304-stainless-steel-insulation-cup-double-walled-vacuum-for-heat-a-b0bfhlqpt6","urn":"MB-AWIN-GB-B0BFHLQPT6"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"11.99","historical_low":"11.99","last_observed_at":"2026-09-17T12:29:34+00:00","low_30d":"11.99","low_90d":"11.99","median_price":"11.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:29:34+00:00"}}