1. Upgraded Style: Add a drawstring to strengthen the protective function, you don't have to worry about the wind. The 1000L tank cover is made of 420D polyester. The protective cover is also durable and rot-proof. 2. Protective Function: Our 1000L tank cover can protect your outdoor IBC storage tank from harmful ultraviolet rays and antifreeze, and extend the life of your IBC storage tank. 3. Convenient: The gaps and canvas flaps allow you to use your IBC tank without having to remove the cover. 4. No Algae Growth: With the help of the 1000L tank cover, algae growth in the storage tank is largely prevented. It can protect your IBC storage tank and its contents. 5. 1000L Tank Cover Size: Suitable for 1000L tank (approx. 116 x 100 x 120cm/45.67 x 39.37 x 47.24in) < img src="https:/ /m.media- amazon. com/images/S/aplus-media-library-service-media/c1fa3306-bfa4-46ac-ab9c-0eb2f33b09ba.__CR0,0,970,600_PT0_SX970_V1___.jpg" alt= "1000L Tank Cover">