High Quality: The water tank cover is made of high-quality 420D Oxford cloth, which is waterproof, dustproof, wear-resistant, tear-resistant, and can prevent UV rays from damaging outdoor IBCs, providing effective protection and extending the service life. Anti-UV: The 420D oxford cloth material provides excellent protection from sun, rain, wind, and snow, protects medium-sized outdoor tanks from UV rays, and extends the service life of your IBC tank. Even if you keep the tank outdoors all year round, you don't have to worry about it. No Algae Growth: The protective shell is made of high-density waterproof Oxford cloth, which is durable and anti-corrosion. With the help of the cover, algae growth in the tank is largely prevented. Customized Design: The top opening features Velcro for easy opening or closing. The top opening and side zipper allow you to use the IBC container without removing the IBC lid. Strong Applicability: This black UV IBC tank cover is for 1000L IBC rainwater