Ref.: 115099 10

Ergonomic swivel chair, contoured seat – Topstar without arm rests

Ergonomic swivel chair, contoured seat – Topstar

black seat, black mesh back rest

Contoured seat
Deep and wide shell shape, in foam, within a plastic sub-shell with additional pelvic support.
Contoured seat. Deep and wide shell shape, in foam, within a plastic sub-shell with additional pelvic support.
Synchronous mechanism
The synchronous adjustment of seat and back rest angles can be adjusted to individual body weight.
Synchronous mechanism. The synchronous adjustment of seat and back rest angles can be adjusted to individual body weight.
Tested safety
This is a test mark. GS stands for tested safety.
Tested safety. This is a test mark. GS stands for tested safety.
Seat colour
271,00 €
Price / item (Ex. VAT)
Availability: 5-8 Working Days
Product description
  • Actively breathing mesh back rest
  • Lumbar support
  • Synchronous mechanism
  • Height-adjustable backrest with ratchet mechanism
  • Contoured bucket seat with lateral support pads
  • With castors for soft floors as standard
The Topstar office chair combines an easy-care fabric cover with a coarse mesh backrest and a contoured bucket seat. The seat cover is made of 100 % polypropylene, the mesh backrest of 100 % polyester.

The ergonomically tapered mesh backrest can be adjusted in height via a ratchet mechanism and is equipped with an integrated lumbar support. The contoured bucket seat features lateral support pads. A point-synchronous mechanism complements the functional features of the office chair and enables coordinated movement of the seat and backrest.

As standard, the office chair is equipped with castors for soft floors. The frame comes in graphite black RAL 9011. The easy-care fabric cover and the mesh backrest combine different material properties in a functional seating solution for everyday office life.

The office chair is supplied disassembled and is intended for on-site assembly. The combination of height-adjustable mesh backrest, integrated lumbar support, bucket seat with lateral support pads and point-synchronous mechanism offers various functions for individual adjustment in the workplace.
Your advantage
Mesh back rest is ergonomically shaped and height adjustable via incremental mechanism, with integrated lumbar support.
Comfortable contoured seat with supportive upholstery on the sides for non-fatiguing sitting posture.
Supplied flat pack – easy self-assembly.
Technical data
Modelmesh back rest
Fittingslumbar support
Frame colourgraphite black RAL 9011
Frame materialnylon
Seat mechanismsynchronous mechanism
Frame designwith castors
Seat height390 – 510 mm
Type of arm restswithout arm rests
Back rest height590 mm
Seat depth460 mm
Seat width500 mm
Shape of seat shellcontoured seat
Conforms toEN 1335 parts 1 – 3 GS tested DIN EN 1021 parts 1 – 2
Seat materialpolypropylene polyester
Design of castorscastors for soft floors
Max. load110 kg
Period of use/dayup to 8 hours
Product typeoffice swivel chairs
Suppliedpartially assembled
Weight15 kg
Seat colourblack
Manufacturer / EU responsible Person (GPSR)
Sustainability
Sustainable product

This product actively contributes to protecting our environment and taking social responsibility. It meets our strict sustainability criteria and thus supports an economically, ecologically and socially viable future. The score asks the crucial question for every product: does this product contribute to creating sustainable and fair conditions for today and future generations? Below are the categories in which this product performs particularly well.

You can find out more about product evaluation and our sustainability initiative on our information page .

Product CO₂ footprint

LCA functional unit
1
Recycled content in %?
0
CO2 footprint year of calculation
2026
LCA validity (in years)
1
CO2 footprint calculation method product
Calculated by our partner GlobalChanger (GreenZero) in accordance with ISO 14044 (LCA) / 14067 (PCF) (GWP100 [IPCC version]) principles.<br/>PCF values are product specific averages that have not been verified by third parties and may evolve as the data basis improves.
CO2 footprint system boundaries
Cradle-to-gate

PCF Lifecycle Breakdown

70.10kg CO₂e
LCA Raw Material Extraction & Processing
48.6%
LCA packaging production
2.4%
LCA Product Manufacturing
40.6%
LCA Inbound and Outbound Transportation
8.4%
Scoring System
3.4/5.9Overall score
CriteriaWeightingScore
Icon Climate protectionClimate protection30%2.4
Icon Circulatory economyCirculatory economy30%3.2
Icon BiodiversityBiodiversity25%2.2
Icon Economic efficiencyEconomic efficiency10%5.0
Icon InnovationInnovation5%3.9
More about our sustainability approach.
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