TOPSTAR Sitness AirWork G silla de oficina ergonómica, tapizado de tela negra, respaldo de malla, mecanismo sincronizado, reposabrazos regulables en altura, capacidad de carga 110 kg PA40OMT0MT0

With a synchronous mechanism that keeps your spine in constant motion, the TOPSTAR Sitness AirWork G turns long desk hours into an active, posture-friendly experience. This German-engineered chair pairs a breathable mesh backrest with a soft fabric seat, both in black, and supports users up to 110 kg with a seat height range of 43–51 cm.

Overview

Built for daily office use up to 8 hours, the Sitness AirWork G integrates Sitness technology to promote dynamic sitting. The synchronous mechanism synchronises seat and backrest movement, while the integrated lumbar support and seat depth adjustment allow a personalised fit. Height-adjustable T-armrests with soft pads reduce shoulder tension, and the polyamide star base with double safety castors ensures stability on carpeted floors.

What stands out

• Synchronous mechanism with Sitness technology for active sitting
• Breathable mesh backrest keeps you cool during long sessions
• Height-adjustable T-armrests with soft padding
• Seat depth adjustment and integrated lumbar support
• GS-tested and EN 1335 certified for safety and durability

Technical details

• Upholstery material seat: 100% polyester fabric, black
• Upholstery material backrest: 100% polyester mesh fabric, black
• Frame material: polyamide
• Base type: polyamide star base
• Castors: double safety castors for carpeted floors
• Mechanism: synchronous mechanism with Sitness technology
• Armrests: height-adjustable T-armrests with softpad
• Seat height adjustment: stepless with Toplift gas spring, 43–51 cm
• Maximum user weight: 110 kg
• Recommended daily usage: max. 8 hours
• Certifications: GS-tested (TÜV Rheinland), EN 1335
• Seat dimensions (W x D): 48 x 48 cm
• Backrest height: 57 cm
• Special features: integrated lumbar support, seat depth adjustment, body weight adjustment
• Country of origin: Germany

Our verdict

The Sitness AirWork G delivers active sitting comfort with a synchronous mechanism, breathable mesh, and adjustable support—ideal for anyone seeking a durable, ergonomic office chair.