The cover has a lightfastness level of 5-6 (the ability to resist colour fading) on a scale of 1 to 8. According to industry standards, a lightfastness level of 4 or higher is suitable for home use.,This cover’s ability to resist abrasion has been tested to handle 55,000 cycles. 15,000 cycles or more is suitable for furniture used every day at home. Over 30,000 cycles means a good ability to resist abrasion.,This product is an extra cover. Sofa is sold separately. Back fabric: 100 % polyester (100% recycled).