This filter is with ultra-small hole, which has great effect on prevent filter from sucking mini shrimp, and chippings as well. 

Material: Stainless Steel
Color: As pictures shown
Size: S, L
S: Height: 68mm
Diameter: Inner: 12mm
Outer: 25mm
L: Height: 90mm
Diameter: Inner: 16mm
Outer: 30mm
Size For Acrylic Sleeve: 80 x 25mm
Quantity: 1 pc