Rooster Topper Under Cover 1680D Polyester.FeaturesVery high wearing, super tough materialOur undercover has a deep bow section, so when traveling, the bow section can’t lift off and flap aroundDeep-sided cover for extra protection, two-part clip straps for easy on and off, located middle front and middle rear of the boat for easy accessElastic runs all the way through the cover to give a snug fitNot affected as badly as others by UV, as we use quality clothNo reports of shrinking, minimal fading, and always keeping its strength