SL Stainless Fountain 8 Pack Filters with 32 Pre-filter Sponge

Before use Soak it for 5 min before using it to remove the excessive and loose dust from the charcoal. Please clean the fountain filter every 7 days. Easy to install To install the filter on the filter tray, please place it right side up, so as to achieve the best filtering effect. Filter size Length: 5.3 inches Width: 3.5 inches Thickness: 0.5 inches Quantity of Filter: 8 pieces Quantity of Sponge: 32 pieces Suitable for APETDOLA SL Wireless Stainless Steel Pet Fountain