Seat Width between the arms is 23"Seat Height 17"CM-AC6590BK/RD/GY/WHSeat Height: 17"Seat Depth: 21 1/2"Seat Width: 23"Chairback Dimension: 19"H X 19 3/4"WArm Dimension: 20"HClearance: 3 3/4"Weight Capacity: 250Lbs Product Dimensions: 27.5"W x 30"L x 32.25"H