4 Pcs Aquarium Intake Filter Sponge, Fish Tank Pre-Filter Sponge Roll, Intake Sponge Foam Cover, for Prolong The Life of Your Filter Media and Protecting Against Accidental Absorption of Fish, Shrimp

• 【High-quality Material】 The filter sponges are made from the top-quality filtration foam, BPA free and safe to your fish, no harm to water PH quality, good for freshwater and saltwater environments.
• 【High density design】 It will not block the flow of water into the filter.Easy to connect to the filter, easy to take out to clean and protect small fish and shrimp from getting sucked into the filter intake, it is good for their healthy growth.
• 【Easy to Use】 Can be quickly and easily attached to the fish tank intake tube stem, just cover directly on the water inlet of your filter.
• 【Effective filter protecting】 Can help to trap particles and debris,and prolong the life of your filter media, provide efficient water flow with less clogging for long lasting filtration.
• 【Size】 Package includes 4 Aquarium Intake Filter Sponge. Height 8cm,diameter 4cm, inner hole diameter 2.2cm.

Functions: - The Filter Intake Sponge can avoid the dangerous of small animals like tiny shrimps and fish being sucked into the filter, and can also prevent large debris from being sucked in and block the filter system. - It is used to replace the outer inlet filter or waterfall filter and other water inlet filter sleeve. Specifications: Material: Sponge foam Color: Black Overall Size: Height: 8cm, Diameter: 4cm Hole diameter: 22mm Package including: 4 x Aquarium Intake Filter Sponge