The Ritter 270 Adjustable Stool with Glides includes glides for ease of movement during procedures. Warranty: 1 Year - Parts and Labor. The Ritter 270 Adjustable Stool with Glides is a reliable, stylish, and comfortable examination stool. It is adjustable to a height of 24.5 inches. Features Ritter 270 Adjustable Stool with Glides Features Wide, five-leg caster base provides support and stability. Star-shaped base allows closer accessibility to the patient. Heavy duty, dual-wheel, hooded casters enable the stool to maneuver quietly over all types of surfaces. Wide, amply padded seat section is constructed of dense foam. Specifications Ritter 270 Adjustable Stool with Glides Specifications Seat Height: 18" - 24.5" (45.7 cm - 62.2 cm). Seat Diameter: 16.25" (41.3 cm). Seat Cushion Thickness: 3.25" (8.3 cm). Back Cushion Dimensions: 14" x 7.5" (35.6 cm x 19.1 cm). Caster Base Diameter: 23" (58.4 cm). Weight Capacity: 300 lb (136 kg). Height Adjustment Mechanism: Screw Adjust. Height Control: Manual. Colors Ritter 270 Adjustable Stool with Glides Colors #270-003-813: Mist. #270-003-814: Stone. #270-003-843: Oasis. #270-003-844: Mineral. #270-003-845: Lunar Gray. #270-003-846: Curative Copper. #270-003-847: Dream. #270-003-848: Healing Waters. #270-003-849: Citrus. #270-003-850: Sandy Retreat. #270-003-851: Iron Ore. #270-003-852: Robust Brown. #270-003-853: Shaded Garden. #270-003-854: Deep Earth. #270-003-855: Soothing Blue. #270-003-856: Dark Linen. #270-003-857: Obsidian. #270-003-858: Restful Path. #270-003-859: Cranberry. #270-003-860: Latte. #270-003-861: UltraFree Harbor. #270-003-862: UltraFree Wheatgrass. #270-003-863: UltraFree Spice. #270-003-864: UltraFree Branch. #270-003-865: UltraFree Stone. #270-003-866: UltraFree Dark Linen. #270-003-867: UltraFree Obsidian. #270-003-868: UltraFree Restful Path. #270-003-869: UltraFree Cranberry. #270-003-870: UltraFree Latte. Literature Ritter 270 Adjustable Stool with Glides Literature Ritter Medical Seating Guide Midmark and Ritter Upholstery Guide Midmark Upholstery Care and Maintenance Guide