VIA Seating Run II Ergonomic Task Chair

Our Run II series is an upgrade from the original Run, offering a sophisticated, elegant back frame. This new back design offers a smooth line and stronger application for the 4 way stretch mesh. This delivers optimal support. An optional height adjustable lumbar allows you to raise or lower the position of the lumbar support. Simply lift or lower the lever on the back of the lumbar to position the lumbar for optimal support Available as a mid-back or high-back with a medium or large seat. Run II offers high performance ergonomics with a great high-end syncro control mechanism with optional seat depth adjustment (seat slider), plus multiple arm styles and menu driven options provide the opportunity to custom build for any environment. Features & Benefits: Elegant Four-Way stretch mesh back High-Back and Mid-Back models available Medium and Large seat sizes available Syncro control with side tension adjustment Multiple options available Fabrics - Vinyls - Leathers: View Grades A & B Fabric Card - Grade A & Grade B Fabrics are recommended for task and multi-use seating. Each are tested by heavy-duty usage. All are Greenguard Certified™ and eligible for CHPS Low-Emitting Material Credits. View Grade 1 Fashion Forward Fabric Card - Grade 1 Fashion Forward Fabrics offer more detailed patterns. View Grade 1 Non-PVC Vinyl Card - Staple is a non-pvc textile made from polyurethane (polycarbonate and polyester resins). It offers enhanced abrasion resistance, a fluid barrier, an antimicrobial agent and is bleach-solution cleanable. View Grades 3, 4, 6 Free of PVC Vinyl Card - Sustainable, free of PVC (Polyvinyl chloride) polyurethane and silicone based patterns. Each pattern is Greenguard Certified™ and eligible for CHPS Low-Emitting Material Credits. Patterns Rein II, Row, Silica and Tanner meet the criteria for the Practice Greenhealth’s Healthier Hospitals Safer Chemicals Challenge, Version 2.0. These products are free of formaldehyde, perfluorinated compounds, PVC, antimicrobials, and flame retardants. View Grades 5, 6 Ultrafabrics Card - BRISA® – the first breathable performance fabric in its class with an exclusive ventilation system. BRISA® patterns feature sound absorption properties across a variety of styles. Discover ULTRALEATHER® – high performance fabrics redefining the experience of leather. Experience classic aesthetics and authentic softness in an animal-cruelty free fabric.. View Grades 5 - 8 Leather Card - Natural, full grain leather with an enhanced supple hand and wearability (grade 8), pre-embossed, top grain leather with a durable, protective UV finish (grade 6) or consistent leather patterning at a great price (grade 5). Seat Sizes Medium Seat measures 19.5" wide x 16" deep Large Seat measures 20.5" wide x 18" deep Back Sizes: Mid Back measures 20.5" high High Back measures 24.5" high Arm Models: Basic Height Adjustable Basic Height & Width Adjustable Height Adjustable Roll Back Full Function (Height, Width, Rotating Caps) Syncro Seat Control: Stool Seat Control: Stool Auto-Adjust Body Balance Control Includes height adjustable footring (black or chrome) Tall seat height range: 22" - 29.5" Extra Tall seat height range: 24" - 34.25" Adjustable Lumbar: Adjustable Lumbar User Guide Mesh Back Colors: Availability: Quick ship (QS) colors ship within 1-2 weeks - All other colors ship within 2-4 weeks.