Smith marine-grade carpet is manufactured from high-quality, 100% PET polyester and includes a durable backing for long-lasting use. The weather-resistant carpet with minimal water retention features 16.1-oz. yard weight per square yard. Carpet pile height is 5/32". 11" wide carpet will cover a 2 x 4 or 2 x 6 board. 12'L x 11"W. Weather-resistant fabric resists UV damage Durable backing for long-lasting use | Grey Marine-Grade Carpet Roll, 12'L x 11"W