8 Pack Pre - Sponge Aquarium Pre Foam Rolls 0.6U201D Intake Sponges Fish Accessories 1.6''Dx3.1''Hx0.6''Intake

PREFILTER DIMENSION approx. 8cmx4cm3.1Hx1.6D cylinder sponge the inside hole diamenter is 1.5cm0.6 inchplease note these replacement foam are pre filter spongesso only have single hole. ENHANCE FILTRATION these prefilter sponges could help to trap particles and debrisand prolong the life of your filter mediaprovide efficient water flow with less clogging for long lasting filtration. A MUST HAVE ACCESSORIES FOR FISH TANK FILTER premium prefilter foam sponges can be quickly and easily attached to the fish tank intake tube stem preventing small or weaker inhabitants from being drawn into the filter. A SECURATY FOR YOUR FISH HABITATE give your fish pet a securaty habitate these cylinder prefilter sponge suit for all shrimp tank owners and anyone else who has small fish in their tankprovide them a environment. FIRST USE TIPSplease soak the sponge in warm water to wash it before applied the foam to your fish tank as the dustdirty may involved during the shipping. Suit for freshwater and saltwater environments.