WD-40 2000 Flushes Automatic Toilet Bowl Cleaner - 3.50 oz (0.22 lb) - 1 Each - Deodorize, Long Lasting - Blue Automatic toilet bowl cleaner features an advanced formula to keep toilet bowls clean and deodorized. Blue detergents continuously clean and freshen for a sparkling clean look. Long-lasting formula keeps your toilet bowl fresh for up to five months. Toilet bowl cleaner is perfect for keeping bowls stain-free, sanitary and deodorized.