SAMPLE (6 inch) - Dog Assist Carpet Stair Treads - SHAW Orchard Mills II 30 Oz. Cut Pile (Grandma's Silver Hair Gray - SAMPLE SWATCH) Polyester Made in USA Guaranteed 100% Authentic from Koeckritz - We Do Not Wholesale. Koeckritz's dedicated rug designers constantly create the colors that consumers want. 30 oz. - Approximately 3/8" - " Thick. 100% Polyester fiber Each tread measures 9"x27" - Set includes 13 Stair treads and 1 roll of double sided tape for easy d Edges are sewn with a premium fabric tape to prevent fraying.