{"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":"2026-09-17T12:28:52+00:00","price":"22.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0D4LYRKX4?maas=maas_adg_api_579210529319018229_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PBc26672ce88ecfa03b822759110b66aa6&aa_adgroupid=ce724871d9758b8747ceffcf43ce8af0_PBSEP_!!!affid!!!_118045_&aa_creativeid=ef866BB4_aTthRtHFp0l_aWq_afZGgJRDx3rOvm44OSdn_b8eRU_c"}],"product":{"brand":"The Twiddlers UK","evidence_url":"https://www.mainbuyer.com/evidence/products/the-twiddlers-100-boxes-of-wax-crayons-4-crayons-per-box-400-total-mixed-coloured-perfect-for-school-classrooms-party-bag-fillers-arts-crafts-b0d4lyrkx4/prices","gtin":null,"id":10125,"model_number":null,"name":"THE TWIDDLERS 100 Boxes of Wax Crayons - 4 Crayons Per Box, 400 Total, Mixed Coloured, Perfect for School Classrooms, Party Bag Fillers, Arts & Crafts","product_url":"https://www.mainbuyer.com/product/the-twiddlers-100-boxes-of-wax-crayons-4-crayons-per-box-400-total-mixed-coloured-perfect-for-school-classrooms-party-bag-fillers-arts-crafts-b0d4lyrkx4","urn":"MB-AWIN-GB-B0D4LYRKX4"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"22.99","historical_low":"22.99","last_observed_at":"2026-09-17T12:28:52+00:00","low_30d":"22.99","low_90d":"22.99","median_price":"22.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:28:52+00:00"}}