IF YOU HAVE ANY QUESTION, PLEASE FELL FREE TO CONNECT ME FOR HANDMADE PRODUCTS,IT IS NORMAL FOR THE SIZE ERROR TO BE WITHIN 2’’(5cm)! Minimalist Cotton Sofa Cover,Cotton Slipcovers,Washable Cotton Anti-slip Cushion Cover,Throw Pillowcase,Couch Cover,Pet Furniture Protector There are no anti-slip particles in the back of this style, but the woven cotton thread itself will be anti-slip:) MATERIAL: Cotton; ITEMS: Sofa Cover; Pillowcase; Colors: Gray; Khaki; Beige; Green; Dark Gray; SIZE: 2828’’(7070cm); 2835’’(7090cm) 2847’’(70120cm); 2859’’(70150cm); 2871’’(70180cm); 2883’’(70210cm); 3528’’(9070cm); 3535’’(9090cm); 3547’’(90120cm); 3563’’(90160cm); 3571’’(90180cm); 3583’’(90210cm); 3595’’(90240cm); 4343’’(110110cm); 4363’’(110160cm); 4371’’(110180cm); 4383’’(110210cm); 4395’’(110240cm); SHIPPING TIME: We need 1-2 weeks to made your order, & then it will cost about 1 week on the way. NOTE: Machine washable. Note: This cover is sold separately.The price is one piece. If you want arm & back, you also need to measure the size & purchase! IF YOU HAVE ANY QUESTION, PLEASE FELL FREE TO CONNECT ME I can accept cancel the order,but you need to connect me within 24 hours after you purchase the order; But,i can’t accept return or exchange after you receive the parcel:) Minimalist Cotton Sofa Cover, Cotton Slipcovers, Washable Anti-Slip Cushion Cover, Throw Pillowcase, Couch Cover, Pet Furniture Protector