getmorebeauty Thick Plush Velvet Sofa Couch Slip Cover Stretch Sofa Cover (Red, 1 Seater) 55% cotton/45% polyester sofa's length with 35.4" - 55.1", 1 seat sofa choice size "chair" sofa's length with 55.1" - 74.8", 2 seat sofa choice size "loveseat" sofa's length with 74.8" - 90.5",3 seat sofa please choice size "sofa" if it is sectional sofa, pls confirm it is how seat first.