Perfect Size - - The Stock Tank Cover measures 4 sizes available to match 4 models of garden pools, tanks: 50 gallon or 100 gallon, 150 gallon, 300 gallon. Designed to fit most small stock tank on the market, please check your Stock Tank for the right size before purchasing. Better Secure - - The Stock Tank Cover is made of 420D heavy-duty waterproof Oxford fabric with precision double stitching, which can effectively prevent tearing, and the anti-ultraviolet coating makes the Stock Tank Cover not fade for a long time, better protect the Stock Tank from sunlight, wind, rain, dust and Bird droppings damage. Features - -The bottom has a retractable snap-lock drawstring to keep it from being blown away in the strong winds we encountered. This Stock Tank Cover does a great job of keeping dust or debris or leaves and bugs out. Easy to Clean - -The Stock Tank Cover just needs to be rinsed with water and dried for next use,or you can just wipe it with a towel.Makes our lives so much easier. Warranty and Service - - If you are not satisfied with our Stock Tank Cover, please contact us in time, we will handle it for you within 24h. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store