Catalog 02-2026

Mesh series Description Seat height, in Backrest height adj. Seat tilt adj. Depth, in Max load, lbs Upholstery Base material Order No Modern Mesh Chair, Casters 18.75"-22.25" No No 27" 275 Mesh Black Nylon 14-MM6077V Sit Stand Chair Description Seat height, in Backrest height adj. Seat tilt adj. Depth, in Max load, lbs Upholstery Base material Order No Heavy-Duty Black Sit-Stand Chair 22" - 32" No Yes 27" 350 Polyurethane Black Nylon 14-3505 Mesh Series • Breathable mesh back promotes airflow to keep users cool and comfortable • Wire-activated control system for smooth, effortless adjustments • Seat depth adjustment of 2" and height range of 18.75″–22.25″ • Flexible tilt tension with 90°, 100°, and 110° backrest angle options • Armrests adjust inward/outward by 20° and height by 2.35″ • Designed with 95% recycled materials and GreenGuard certified Sit Stand Chair • Not a seat—designed for short, active breaks while standing • Polyurethane seat resists water, oil, chemicals, and punctures • Antibacterial, nonslip surface is easy to clean • 11° forward seat tilt promotes proper alignment and balance • 27" stable 5-star base with non-slip mushroom glides 96 TRESTON - WORKSPACES FOR HAPPIER WORKFACES CHAIRS ErgoLux series Description Seat height, in Backrest height adj. Seat tilt adj. Depth, in Max load, lbs Upholstery Base material Order No ErgoLux Black Backless Stool, Casters 17.5"- 22.5" No No 25" 300 Soft Polyurethane Black Nylon 14-S3000-BLK ErgoLux Black Backless Stool, Casters 20.5"- 28" No No 25" 300 Soft Polyurethane Black Nylon 14-S3300-BLK ErgoLux Black Backless Stool, Casters 23.5"- 33.5" No No 25" 300 Soft Polyurethane Black Nylon 14-S3500-BLK ErgoLux Series • 3.5" thick visco-elastic memory foam provides ergonomic, pressure-relieving comfort • Polyurethane cover resists punctures, stains, water, oil, and most chemicals • Antibacterial, nonslip surface is easy to clean and maintain • 14 ½" diameter seat supports a wide range of users • Pneumatic height adjustment for smooth, effortless seat changes

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