80 Pcs Animal utensils: 40 x Divider Sucker Holder and 40 x Filter Bags Bag design: each filter bag with a zipper, the zipper is plastic, so it won't rust and harm fish health, it is very ventilate for fish to stay inside for its mesh grids, convenient for you to fill and empty bags, not easy for fish to escape Wide range of usage: it is suitable for filtering fine, charcoal media and smaller particle media, it is available for aquarium, swimming pool, pond and any other occasions Quality material: The media filter bag is made of corrosion-resistant Polyester material, breathable and not easy to break, serve you for a long time usage the mesh will not be blocked by air bubbles, improving the water quality and filter media usage time and efficiency. Place the mesh bag containing the filter media in the aquarium to keep the aquarium clean and clean. Suitable canister filters, power filters, wet or dry filters, swimming pool and pond. Color: black and white Material: Polyester and plastic Filter Bags Size: approx. 15 x 20 cm or 6 x 7.9 inches Mesh hole size: approx. 2 mm or 0.08 inch Professional Divider Sucker Holder can divide fish tank into several compartments for fish breeding or separation. For separating different fish, breeding and prevent fish to fight as well. Number of package: the package include 20 pieces white filter bags, 20 pieces black filter bags, 40 pieces aquarium filter bags in total, enough for your usage in daily life Made of plastic material, wear-resistant,, durable for long term use. easy to install in your aquarium fish tank. Sucker holder groove fit for 5mm Thickness Fish tank divider. Use these divider holders for separations of different fish, for breeding and to prevent your fish to fight as well. Handy clips to divide a bigger fish tank into several compartments forbreeding or separation. Fitment: Fit for 0.2inch or 5mm Thickness Aquarium Divider Divider Sucker Holder Size:Length: 8cm width: 6cm Package Contents: 20 x Divider Sucker Holder(White) 20 x Divider Sucker Holder(black) 40 x Filter Bags Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.