42", Triplex 3 In 1 Garage Creeper, Low Seat & Garage Seat, Unique Patented Design Allows Creeper To Transform From A Standard Rolling Creeper Into A Seat In Seconds, Convert From Lay Down Creeper To Full Back Creeper Or From Lay Down Creeper To Seat, Overall Size: 43"L x 17"W x 5-3/4"H, With 6 Piece 3" x 1-1/2" Black Casters.