Oqonos Cherg 015 Ergonomic Office Chair with Elastic Mesh Backrest and Seat, 4D Armrests, Sliding Moulded Ergonomic Seat and

The Cherg 015 belongs to the premium range of the Cherg series. Its main difference compared with the rest of the models is the use of high-performance elastic mesh on both the backrest and the seat, a material that combines elasticity, breathability and a durability of over 100,000 wear cycles. It features armrests adjustable in 4 directions (height, angle and depth), a sliding seat to adapt the depth to each user and an aluminium mechanism with cable control that lets you make every adjustment without bending down. The 60 mm silicone castors protect any type of floor. BIFMA and EN1335 certified, with REACH certification. Maximum capacity of 150 kg.

Backrest and seat:

• High-performance elastic mesh (elastomer + nylon, 60/40) on backrest and seat: formaldehyde-free, flame-retardant, REACH certified, resistant to over 100,000 wear cycles. Adjustable recline from 100 ° to 125 °.

• High-density eco-friendly foam (55 kg/m³, 80 mm thick), moulded at high temperature with an ergonomic shape that adapts to the natural posture of the user. Solid (no internal voids), no glues or formaldehyde. Alternative seat fabric in 100% polyester, flame-retardant and resistant to 100,000 cycles.

Ergonomics and adjustments:

• Lumbar support adjustable in depth (35 mm), fibreglass-reinforced structure, breathable.

• 4D armrests: adjustable in height (70 mm), angle (50 °) and depth (45 mm). Extra-wide 110 mm padded cushion.

• Sliding seat (45 mm) to adjust the depth to your height.

• Synchronised aluminium mechanism with cable control: adjust without bending down. 4 locking positions.

• Class 4 gas piston with 99.7% nitrogen purity, 2.5 mm reinforced wall and a nitrided inner core that doubles its hardness to prevent long-term wobble.

Structure and durability:

• Reinforced nylon base of 350 mm with certified static load of 1,136 kg (BIFMA standard).

• Dual silicone 60 mm castors, quiet and suitable for all types of flooring.

• Maximum capacity: 150 kg.

Dimensions:

• Seat height: 465-565 mm

Width: 510 mm

Depth: 315-400 mm

• Backrest height: 650 mm

Total height: 1170-1365 mm

• Total width: 680 mm

Total depth: 640 mm

• Armrest height from floor: 620-690 mm