![Gaming Chair, Ergonomic Computer Gaming Chair, Retractable Footrest/Waist Support/Ergonomic Backrest, Office/Home Gamer Chair [Spring + High Density Sponge] 400lb Load-Bearing (Black) Gaming Chair, Ergonomic Computer Gaming Chair, Retractable Footrest/Waist Support/Ergonomic Backrest, Office/Home Gamer Chair [Spring + High Density Sponge] 400lb Load-Bearing (Black)](https://i3.wp.com/m.media-amazon.com/images/I/71XmBCEzWML._AC_SL1500_.jpg?ssl=1)
![Gaming Chair, Ergonomic Computer Gaming Chair, Retractable Footrest/Waist Support/Ergonomic Backrest, Office/Home Gamer Chair [Spring + High Density Sponge] 400lb Load-Bearing (Black) Gaming Chair, Ergonomic Computer Gaming Chair, Retractable Footrest/Waist Support/Ergonomic Backrest, Office/Home Gamer Chair [Spring + High Density Sponge] 400lb Load-Bearing (Black)](https://m.media-amazon.com/images/I/71XmBCEzWML._AC_SL1500_.jpg)






Price: $99.99
(as of Jun 30, 2025 15:12:54 UTC – Details)
Product Description





❶【Large space ergonomic design】 Enlarged seat designed for adults (21 inches long, 21 inches wide, 51 inches high, adjustable height) Triple support system: adaptive high back headrest + 3D lumbar support + widened arc backrest BIFMA certified military-grade structure, maximum load-bearing 400 pounds (about 180 kg)
❷【Full scene multi-mode adjustment】 90°-155° unlimited tilt + 360° rotating chassis Smart linkage armrest: automatically folds up when lying flat to maintain elbow support Hidden telescopic footrest (extendable to 26 inches), instantly transformed into a nap bed
❸【Military-grade comfortable sitting feeling】 4D cold foam sponge layer + high elastic spring (density ≥65kg/m³) anti-collapse Racing-grade breathable hollow back panel, 40% more breathable Fully wrapped side wing design effectively disperses hip pressure
❹【Industrial-grade durable structure】 20mm thickened steel frame, rubber casters passed 100,000 durability tests Silent universal wheels, passed ASTM roller test (1000 miles wear rate <3%) Level 3 explosion-proof gas rod, compliant with EN ISO 12585 standard
❺【Worry-free after-sales service guarantee】 Assembly guide (average installation time <15 minutes) 30-day unconditional return and exchange + 12-month core component warranty Customer service team response time <2 hours