13' 1'' x 16' 4'' LDPE Black Pond Liner For All Types Of Budget Uses Great Value Pond Liner Size is Thirteen Feet One Inches x Sixteen Feet Four Inches (4mx5m) Strong LDPE Construction 0.33 Mil Thick 10 Year Guarantee Against UV Ray Damage Can Be Used For Any Type Of Water Holding Uses Perfect for smaller ponds that need to be kept within budget