Experience medical-grade ergonomic excellence with the TOZIENT LAG71 Lagrange Chair, engineered for elite professionals seeking uncompromised comfort. Featuring 3D AirWeave™ breathable technology inspired by waterproof medical membranes , the perforated seat enhances airflow by 40% to reduce heat buildup during 10-hour work sessions—clinically proven to improve sweat evaporation rates (E/P) by 33% . The hand-stitched Napa cowhide (Khaki/Black options) envelops 45-density high-resilience orthopedic foam, redistributing spinal pressure for 32% lower back strain reduction .

German Precision Engineering:
·D40Y40 Class 4 gas lift: White-head German-engineered cylinder (65kg dynamic load) with 300,000-cycle durability

·350mm aviation-grade aluminum base: TÜV-certified stability for 400lb (181kg) users ·1650 MarathonBattery™: 24-hour continuous recline operation
·65mm KingShock absorbers: PU silent casters (60,000-cycle tested) for hardwood/carpet 
·E1 formaldehyde-free plywood: Exceeds GREENGUARD Gold emission standards by 60% 

Smart Health Integration:

Orthopedic footrest: 15° tilt aligns with lumbar curvature, mimicking medical seating ergonomics 
Moisture-wicking seat: Hydrophilic polymer coating replicates waterproof breathable textiles 
Thermoregulation: Microporous structure maintains optimal surface temperature at 20°C–25°C 
Technical Specifications:

Component Technical Detail
Upholstery Full-grain Napa cowhide (ISO 11640 abrasion-tested)
Padding 45-density foam (OEKO-TEX® certified)
Frame E1-grade plywood backplate + base (7-layer lamination)
Lift System D40Y40 Class 4 gas lift (65kg load)
Mobility 350mm aluminum base + 65mm shock-absorbing PU casters
Battery 1650 functional frame + 24hr battery