Description If you are looking for a aquarium filter mesh cover with reliable detail and reasonable price, I will tell you that our aquarium filter mesh cover will be your best choice. We adopt high class acrylic and stainless steel material, so you can keep it for a long time. A nice filter accessory for you. Features -Material: acrylic, stainless steel -Size(S): 8.00X2.50X2.50cm/3.14X0.98X0.98in (Inner diameter 12mm/0.47inch) -Size(L): 8.00X2.50X2.50cm/3.14X0.98X0.98in (Inner diameter 16mm/0.63inch) -With fine workmanship, not easy to wear and tear, very practical in use. -Easy to clean and maintain after a long time using, saving the time and efforts. -Fine details, specially designed for providing protection for fish tank filters. -This fish tank filter guard is mainly used for external filtration or fish tank filters. -It can avoid the small fish, shrimp and other debris from being drawn into filter, enhances biological filtration. With fine workmanship, not easy to wear and tear, very practical in use. Easy to clean and maintain after a long time using, saving the time and efforts. Fine details, specially designed for providing for fish tank filters. This fish tank filter guard is mainly used for external filtration or fish tank filters. It can avoid the small fish, shrimp and other debris from being drawn into filter, enhances biological filtration.