Welcome to a new era in functional comfort. The Edge Drafting Stool implements cutting edge ergonomics to deliver a comprehensive seating experience. Edge features a breathable mesh back for lower back lumbar support, padded waterfall vinyl seat to ease pain and pressure around your thighs, flip-up padded arms, foot ring with extra tall gas cylinder, and securely locks in place with a user friendly seat tilt plus tension control knob. Edge is a progressive minded drafting stool perfect for school, work, or home use.Set Includes:One - Edge Office Drafting Chair with Foot Ring, Mesh Back and Black Leatherette Seat Overall Product Dimensions: 27.5"L x 27.5"W x 41.5 - 49"HSeat Dimensions: 18"L x 19.5"W x 22 - 29.5"HArmrest Height: 32 - 39.5"HBackrest Dimensions: 19.5"HArmrest Dimension: 11"L x 3"W x 2.5"HBase Dimension: 27.5"L x 27.5"W Product Materials: 24kg/M3 DENSITY FOAM;PLYWOOD;MESH;PU BACK/ARM;FOAM;24D/70H;NYLON;FIVE STAR NYLON LEG;ADJUSTABLE CHROME PLATED GAS-SPRING;STAINLESS STEEL ROUND MIDDLE PART;ASSEMBLY REQUIRED