Office Chair - Type 01 - Ergonomic Chair Of The Type President, With High Backrest, Integrated Head Support And Retractable Feet Support, Made With Inner Structure In Plywood Coated With High Density Foam And Pu Leather Coating With Reinforced Sewn, Ensuring Resistance, Comfort And High Standard Finish. The Seat Has Internal Bags And Pillow Top Pillow With Soft Filler, Offering Prolonged Comfort During Extensive Use Of Use. It Has Built -In Lumbar Support, Made Of High Density Foam And Ergonomic Shape, Which Adapts To The Physiological Curvature Of The Column, Providing Postural Stability And Pressure Relief In The Lower Back, According To Those Established By Those Established By Those Established By The Parameters. Nr17. The Differential Of This Model Is The Support For The Feet, Made Of Tubular Metal Structure With Epoxy Paint Finish And Mdf Base Coated In High Density Foam And Pu Synthetic Leather, With Retractable Rail Sliding Mechanism, Fixed Under The Seat And Smooth, Allowing The User To Extend Or Collect Effortless, Discreet And Functional Way. The Height Adjustment System Is Gas Through Class 3 Piston, Supporting Up To 150 Kg, Ensuring Safe And Stable Elevation. It Has Tilt Mechanism With Tilt System, A Relax Function With Voltage Adjustment And Reclining Backrest According To The User Preference. Fixed Arms Supports, Made Of High Strength Polypropylene, With Pu -Coated Foam Internal Padding, Ensuring Additional Comfort. Five -Pointed Star -Type Base, Made Of Reinforced Nylon, Endowed With High Durability Double Nylon Casters, Suitable For Different Surfaces. The Chair Is Completely Swivel At 360 Degrees And Has Ergonomics Certification According To Regulatory Standard Nr17, Ensuring Functionality, ... As Detailed In The Reference Term., Office Chair - Type 02 - Ergonomic Chair Of The Type Of President, With High -Back And Integrated Head Support, Made With Inner Structure In High Density Foam And Coating Pu Leather With Resistant Sewn And Coating And High Quality Finish. The Seat Has Internal Bags And Upper Pillow Layer With Soft Filler, Providing Prolonged Comfort Even During Extensive Use Hours Of Use. It Has Lumbar Support Embedded In The Backrest Structure, Made Of High Density Foam, With Ergonomic Shape That Adapts To The Natural Curvature Of The Spine, Providing Adequate Support To The Lumbar Region And Contributing To The Maintenance Of The Correct Posture, According To The Maintenance Of The Correct Posture Principles Of Nr17. The Height Adjustment System Is Gas With Class 3 Piston, Structured To Support Weight Up To 150 Kg, Offering Soft And Secure Elevation. It Has Tilt Mechanism With Tilt System And Relax Function With Voltage Adjustment, Allowing Customization Of The Degree Of Backrest Reclining. Supports Of Fixed Arms Made Of Sturdy Polypropylene With Stuffed Foam Padding And Covered With The Same Material As The Body As The Chair. The Base Is Starry, Made Of High Strength Reinforced Nylon, With Five Ends And Double Nylon Casters, Silent, Silent And Suitable For Different Surfaces. The Chair Is The Rotating Type, With 360 Degree Rotation, And Has Ergonomic Certification