MATERIAL:Sash(90% Polyester & 10% Spandex ), Buckle(100% Plastic).The white chair covers are not included. Dimension: 13.8*5.5 inches,with stretch can fit for 35-48CM Chair Back Width.It can fit for most of Banquet Chairs, Stacking Chairs, Dining Room Chairs. Easy to Use:These stretch sashes for chairs are easy to wear and take off, no need to tie a bow, you just need to stretch over the chair cover. Easy care & Reusable: Washable. No need ironing. Can be used time and time again. Wide Use:These chair bows are suitable for parties, weddings, banquets, holiday celebrations, bridal showers, baby showers and more meaningful occasions.