Description Sizes & Dimensions The Colton is completely modular — configure the pieces to create your perfect sofa or sectional. See below for dimensions of a few popular sizes. Click here to download a product spec sheet. 4-Seat Sofa: 150”W x 42”D x 31”H3-Seat Sofa: 117”W x 42”D x 31”H2-Seat Sofa: 84”W x 42”D x 31”HRecliner: 43”W x 42”D x 31”H Materials Available in over 200 quality fabrics and leathers.