Description Made of stainless steel materials, wear resistance. Use for filter replacement accessory, which will be convenient and effective on prevent stopping up. If you have fish tank or aquarium in home, it can help you a lot. Features -Color:Silver -Material:Stainless steel -Size:6.50X2.40X2.40cm/2.55X0.94X0.94in -Inner diameter: 12mm - Made of metal which features with stability and durability, very hard and smooth for usage. - This fish tank filter guard is mainly used for external filtration or fish tank filters.  - Easy and convenient to clean and maintain after longtime using, saving the time and efforts. - With fine details, specially designed for providing protection for your fish tank filters. - It can avoid the small fish, shrimp and other debris from being drawn into filter, enhances filtration. Made of metal which features with stability and durability, very hard and smooth for usage.|This fish tank filter guard is mainly used for external filtration or fish tank filters. |Easy and convenient to clean and maintain after longtime using, saving the time and efforts.|With fine details, specially designed for providing protection for your fish tank filters.|It can avoid the small fish, shrimp and other debris from being drawn into filter, enhances filtration. Made of metal which features with stability and durability, very hard and smooth for usage |This fish tank filter guard is mainly used for external filtration or fish tank filters |Easy and convenient to clean and maintain after longtime using, saving the time and efforts