Features and Specifications
Mirra 2 is distinguished by its ultra-responsive materials and advanced ergonomic seating features, ensuring comfort for a wide range of users (5th–95th percentile, up to 159 kg). The Harmonic™ 2 tilt mechanism, flexible Butterfly Back™ or easy-clean TriFlex™ back, and AireWeave™ 2 suspension seat work in harmony to provide balanced support, promote airflow, and maintain temperature neutrality. The chair is also up to 93% recyclable and 30% lighter than its predecessor, reflecting Herman Miller’s commitment to environmental responsibility, and complying with WorkArena’s sustainable sourcing standards.
Key Features:
Harmonic™ 2 tilt for smooth, balanced movement
Choice of Butterfly Back™ (fabric-polymer) or TriFlex™ (polymer) backrest
PostureFit® sacral support (standard) and optional adjustable lumbar support
AireWeave™ 2 suspension seat for temperature regulation
Multiple arm options: no arms, fixed, or fully adjustable 4D arms
Winner of multiple sustainability awards
Specifications:
Maximum user weight: 159 kg
Seat height ranges:
- Low: 37.5–48.3 cm
- Standard: 40.6–52.1 cm
- Extended: 42.5–56.5 cm
Seat depth: Fixed 41.3 cm / Adjustable 41.3–45.7 cm
Back support: Standard PostureFit® sacral support, optional adjustable lumbar
Tilt options: Standard, tilt limiter, tilt limiter with seat angle
Arm options: No arms, fixed arms, fully adjustable 4D arms
Recyclability: Up to 93%
Colour and Finish Options:
Seat: Graphite, Alpine, Cordovan, Ochre, Olive, Ultramarine
Backrest: Butterfly Back or TriFlex in matching or contrasting colours
Frame/Base: Graphite, Silver Alloy, Alpine
The Mirra 2 Chair by Herman Miller, available through WorkArena a MillerKnoll Authorised Dealer, delivers a new standard in ergonomic seating, blending advanced performance, sustainable design, and customisable style for the modern workplace