{"product_id":"hbada-e3-ultra-ergonomic-office-chair","title":"HBADA E3 Ultra Ergonomic Office Chair","description":"\u003cp\u003eThe HBADA E3 Ultra is a fully adjustable mesh ergonomic office chair built around HBADA's T-shape support system, which supports your neck, shoulders, lower back and hips at the same time. It pairs an aerospace-grade aluminium-alloy backrest frame with HBADA's CloudMesh seat and back, a 4D dual-axis headrest, 720° omni-mechanical armrests and a footrest built into the seat, with 23 adjustments in all. Choose Grey or Black.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eT-shape support system: headrest, lumbar, armrests and seat work together from neck to hips\u003c\/li\u003e\n\u003cli\u003e3-zone dynamic lumbar support: 5 cm height (5 levels), 3.2 cm depth with lock-in, 40° side-wing rotation and 12° of spring-loaded flex\u003c\/li\u003e\n\u003cli\u003e4D dual-axis headrest: 70° frame rotation, 70° tilt and rotation, 4 cm up\/down and 7 cm forward\/back\u003c\/li\u003e\n\u003cli\u003e720° omni-mechanical armrests: 360° pad rotation, 360° body swivel, 5 cm height, 11 cm forward\/back, 20° tilt\u003c\/li\u003e\n\u003cli\u003eWire-control adjustment: recline to 140° in four positions, 5 cm seat depth and 8 cm backrest height\u003c\/li\u003e\n\u003cli\u003eBuilt-in footrest, steel five-star base, SGS-certified Class-4 gas lift; suits users 150–195 cm and up to 150 kg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSit-test the E3 Ultra at our \u003ca href=\"\/pages\/showrooms\"\u003eSydney or Melbourne showroom\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eThe T-shape support system\u003c\/h2\u003e\n\u003cp\u003eMost office chairs support one point of your back. The E3 Ultra is designed to support the whole upper body as one system, which HBADA calls the T-shape: a horizontal line across the shoulders and neck, and a vertical line down the spine to the hips.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBack:\u003c\/strong\u003e the 3-zone lumbar support wraps around the lower back. Its floating side wings rotate inward by up to 40° and are spring-loaded, so they flex with you as you shift instead of pushing back as a fixed pad would.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeck:\u003c\/strong\u003e the 4D dual-axis headrest bridges the gap between head and spine, so your head stays supported whether you are working upright or reclining to rest.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShoulders:\u003c\/strong\u003e the 720° armrests take the weight of your arms, which unloads the shoulders and upper back during long typing sessions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHips and thighs:\u003c\/strong\u003e the CloudMesh seat contours to your body and spreads your weight evenly to ease pressure on the sit bones.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAdjustability\u003c\/h2\u003e\n\u003cp\u003eThe E3 Ultra's main seat controls are wire-operated, so you can adjust the chair from a natural seated position without bending over to find a lever.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecline:\u003c\/strong\u003e four recline positions at 105°, 115°, 130° and 140°, from upright focus to a full rest with the footrest out.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeat depth:\u003c\/strong\u003e 5 cm of travel (44.5–49.5 cm) to suit different leg lengths.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackrest height:\u003c\/strong\u003e 8 cm of vertical travel so the lumbar and shoulder support line up with your back.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLumbar:\u003c\/strong\u003e 5 cm of height adjustment in five steps, 3.2 cm forward\/back with lock-in, 40° side-wing rotation and 12° of spring-loaded flex.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadrest:\u003c\/strong\u003e 70° frame rotation, 70° tilt and rotation, 4 cm up\/down and 7 cm forward\/back.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArmrests:\u003c\/strong\u003e 360° pad rotation, 360° body swivel, 5 cm height, 11 cm forward\/back and 20° tilt, enough to anchor your elbows at almost any desk height.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFootrest:\u003c\/strong\u003e built into the seat, so there is nothing extra to fit. Slide it out to recline with your legs supported.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eComfort and materials\u003c\/h2\u003e\n\u003cp\u003eThe backrest is carried on a high-strength aluminium-alloy frame rather than the plastic frame of a conventional mesh chair, which adds durability and gives the E3 Ultra its polished spine. The seat and back use HBADA's CloudMesh, a high-polymer weave with zoned pressure relief that keeps air moving through long workdays.\u003c\/p\u003e\n\u003cp\u003eUnderneath, an SGS-certified Class-4 gas lift handles height changes, a heavy-duty steel five-star base keeps the chair stable, and silent PA+PU dual-surface castors roll across hardwood, tile and carpet while helping protect floors from scratches. HBADA lists IGR, BIFMA, TÜV and SGS certifications for the E3 Ultra and rates the chair for more than 120,000 cycles, beyond BIFMA standards.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eGrey\u003c\/strong\u003e version pairs light grey mesh with a white frame; the \u003cstrong\u003eBlack\u003c\/strong\u003e version is black mesh on a black frame. Both have the silver aluminium-alloy back frame and the built-in footrest.\u003c\/p\u003e\n\n\u003ch2\u003eWho the E3 Ultra suits\u003c\/h2\u003e\n\u003cp\u003eHBADA recommends the E3 Ultra for users roughly 150–195 cm tall, with a maximum load of 150 kg. The 45–53.5 cm seat height, adjustable seat depth and 8 cm backrest travel let one chair fit a wide range of body sizes, which makes it a good choice for households where more than one person uses the desk.\u003c\/p\u003e\n\u003cp\u003eIt is designed for people who sit for long hours and want to change posture through the day: upright for focused work, reclined for calls, and fully back with the footrest out for a break. If you mostly sit upright and do not need a footrest or a recline this deep, a simpler chair from our \u003ca href=\"\/collections\/ergonomic-office-chairs\"\u003eergonomic office chair range\u003c\/a\u003e may suit you better.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eHBADA E3 Ultra\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eColours\u003c\/td\u003e\n\u003ctd\u003eGrey, Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended user height\u003c\/td\u003e\n\u003ctd\u003e150–195 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum load\u003c\/td\u003e\n\u003ctd\u003e150 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall height\u003c\/td\u003e\n\u003ctd\u003e109–139 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeat height\u003c\/td\u003e\n\u003ctd\u003e45–53.5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeat depth\u003c\/td\u003e\n\u003ctd\u003e44.5–49.5 cm (5 cm adjustment)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeat width\u003c\/td\u003e\n\u003ctd\u003e51 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackrest width\u003c\/td\u003e\n\u003ctd\u003e53 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth across armrests\u003c\/td\u003e\n\u003ctd\u003e63.5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall depth\u003c\/td\u003e\n\u003ctd\u003e61–66 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eArmrest height above seat\u003c\/td\u003e\n\u003ctd\u003e27–34 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLumbar support\u003c\/td\u003e\n\u003ctd\u003e3-zone; 5 cm height (5 levels), 3.2 cm depth with lock-in, 40° side wings, 12° spring-loaded flex\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeadrest\u003c\/td\u003e\n\u003ctd\u003e4D dual-axis; 70° frame rotation, 70° tilt and rotation, 4 cm up\/down, 7 cm forward\/back\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eArmrests\u003c\/td\u003e\n\u003ctd\u003e720° omni-mechanical; 360° pad rotation, 360° body swivel, 5 cm height, 11 cm forward\/back, 20° tilt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackrest height adjustment\u003c\/td\u003e\n\u003ctd\u003e8 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecline\u003c\/td\u003e\n\u003ctd\u003eFour positions: 105°, 115°, 130°, 140°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControls\u003c\/td\u003e\n\u003ctd\u003eWire-control (manual)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFootrest\u003c\/td\u003e\n\u003ctd\u003eBuilt in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackrest frame\u003c\/td\u003e\n\u003ctd\u003eHigh-strength aluminium alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMesh\u003c\/td\u003e\n\u003ctd\u003eCloudMesh pressure-relief mesh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGas lift\u003c\/td\u003e\n\u003ctd\u003eSGS-certified Class-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase\u003c\/td\u003e\n\u003ctd\u003eSteel five-star base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCastors\u003c\/td\u003e\n\u003ctd\u003eSilent PA+PU dual-surface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications (per HBADA)\u003c\/td\u003e\n\u003ctd\u003eIGR, BIFMA, TÜV, SGS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eDimensions are converted to metric from HBADA's imperial drawing and rounded to the nearest 0.5 cm.\u003c\/p\u003e\n\n\u003ch2\u003eE3 Ultra upgrades\u003c\/h2\u003e\n\u003cp\u003eHBADA lists four upgrades over its earlier E3 design:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eE3 Ultra\u003c\/th\u003e\n\u003cth\u003eEarlier E3 design\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eArmrests\u003c\/td\u003e\n\u003ctd\u003e720° omni-mechanical\u003c\/td\u003e\n\u003ctd\u003e6D adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMesh\u003c\/td\u003e\n\u003ctd\u003e4-way stretch mesh for pressure relief\u003c\/td\u003e\n\u003ctd\u003eBi-directional stretch mesh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControls\u003c\/td\u003e\n\u003ctd\u003eOne-touch wire-control adjustment\u003c\/td\u003e\n\u003ctd\u003eStandard lever adjustment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrame\u003c\/td\u003e\n\u003ctd\u003eAluminium backrest frame, steel base\u003c\/td\u003e\n\u003ctd\u003eNylon backrest frame, steel base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eAssembly and set-up\u003c\/h2\u003e\n\u003cp\u003eThe E3 Ultra arrives flat-packed and needs assembling. HBADA's installation and usage videos, in the User Guide above, walk through each step and every adjustment.\u003c\/p\u003e\n\u003cp\u003eOnce it is built, set the seat height so your feet rest flat and your knees sit level with or slightly below your hips, then set the seat depth to leave a few fingers' gap behind your knees. Raise the backrest until the lumbar zone sits in the curve of your lower back, bring the armrests up to elbow height, and finish with the headrest at the base of your skull.\u003c\/p\u003e\n\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eDoes the HBADA E3 Ultra have a footrest?\u003c\/h3\u003e\n\u003cp\u003eYes. The footrest is built into the seat on both the Grey and Black versions, so there is nothing extra to buy or fit.\u003c\/p\u003e\n\u003ch3\u003eWhat height and weight does the E3 Ultra suit?\u003c\/h3\u003e\n\u003cp\u003eHBADA recommends it for users from 150 cm to 195 cm tall, with a maximum load of 150 kg.\u003c\/p\u003e\n\u003ch3\u003eHow does the E3 Ultra's lumbar support work?\u003c\/h3\u003e\n\u003cp\u003eIt is a mechanical, manually adjusted support. You set its height (5 cm in five steps) and depth (3.2 cm with lock-in), and its spring-loaded side wings flex up to 12° as you move. There is nothing to charge or plug in.\u003c\/p\u003e\n\u003ch3\u003eHow far does the E3 Ultra recline?\u003c\/h3\u003e\n\u003cp\u003eUp to 140°. The wire-control lever gives four recline positions: 105°, 115°, 130° and 140°.\u003c\/p\u003e\n\u003ch3\u003eWhat are the dimensions of the E3 Ultra?\u003c\/h3\u003e\n\u003cp\u003eOverall height is 109–139 cm, seat height 45–53.5 cm, seat depth 44.5–49.5 cm, seat width 51 cm and overall depth 61–66 cm, with 63.5 cm across the armrests.\u003c\/p\u003e\n\u003ch3\u003eCan I try the E3 Ultra before buying?\u003c\/h3\u003e\n\u003cp\u003eYes. You can sit-test it at our Sydney or Melbourne showroom.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\"@type\": \"Question\", \"name\": \"Does the HBADA E3 Ultra have a footrest?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. 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