{"niche":"重体型人群最好的凝胶记忆海绵床垫有哪些？","description":"What are the best gel memory foam mattresses for heavy individuals?","products":[{"brand":"Helix","model":"Helix Plus","price_gbp":688.32,"origin_country":null,"specs":{"thickness":"11.5 in","motion_isolation":"low level of motion transfer","cooling_technology":"0.75' gel memory foam layer within the quilted cover","memory_foam_layers":"3.5' comfort layer"},"confidence_score":null,"sources":[{"label":"Helix (official)","url":"https://helixsleep.com/products/plus","currency":"USD","source_country":"US","price":906.0,"price_gbp":688.32,"scraped_at":"2026-06-25T14:20:59.995804"},{"label":"Helix (official)","url":"https://helixsleep.com/products/plus","currency":"USD","source_country":"US","price":906.0,"price_gbp":688.32,"scraped_at":"2026-06-25T14:21:02.163929"}],"summary":"Helix Plus is an 11.5 in hybrid built for plus-size sleepers, combining a quilted cover with a limited gel memory foam layer and a coil support system for stability and airflow. It's designed to stay cool and to limit partner disturbance, with testing indicating low motion transfer. It also balances comfort contouring with moderate sinkage for supported sleep.","ideal_for":"For heavy individuals, Helix Plus uses a firm, supportive coil-based hybrid with a 3.5' comfort layer and a limited 0.75' gel memory foam layer to help reduce heat buildup while keeping overall support and motion transfer low."}]}