Product Dimensions:13 x 9 x 5 cm; 81 Grams Colour:M Quantity:1 batteries required:No Batteries Included:No Item Weight:81 g Description: This is a aquarium floating rock, it will float on water for decoration. You can tie the sucker with the rope of the pumice, then dragged into water, make the sucker griped the bottom of the tank to build the suspension landscape. The pumice surface has many holes and can be contact large area, so it can absorb the water harmful substance and heavy metals, not only conducive to plants climbing and take root but also conductive to the fish grow, can also provide fertilizer for the plants. Such a stylish decoration, what do you hesitate for? Specifications: Material: Resin Color: Gray + Green Shape: Irregular Type: Small, Medium (Optional) Small Size: 6 x 8cm / 2.4" x 3.1" (L*H) Medium Size: 8 x 13cm / 3.1" x 5.1" (L*H) Package Weight: S: 100g; M: 273g Package Included: 1 x Floating Rock 1 x Suction Cup 1 x Transparent Fishing Line Note: 1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 3. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. MULTIFUNCTIONAL PUMICE STONE:This pumice stone has many small holes on the surface, which can absorb harmful bacteria and heavy metals in the water. It is not only good for plant climbing and rooting, but also promotes the growth of fish, and can also provide fertilizer plants for fish. MATERIAL:This fish tank decorative stone is made of high quality resin, which has the advantages of corrosion resistance, no pollution, no radioactivity, non toxic and tasteless. BUILDING A SUSPENDED LANDSCAPE:A transparent fishing line and two suction cups are attached to the pumice stone. Just stick it to the bottom of the glass and fill it with water. By adjusting the length of the fishing line, the stone can easily float at any height . EXCELLENT HIDING PLACE:This moss stone adopts the design of artificial stone, which is an excellent hiding place for fish, adding more fun. SIZE: The size of this pumice stone is about 5.8cm9.2cm (S) in length and width, 8.7cm14.3cm (M) See more product details MULTIFUNCTIONAL PUMICE STONE:This pumice stone has many small holes on the surface, which can absorb harmful bacteria and heavy metals in the water. It is not only good for plant climbing and rooting, but also promotes the growth of fish, and can also provide fertilizer plants for fish. MATERIAL:This fish tank decorative stone is made of high quality resin, which has the advantages of corrosion resistance, no pollution, no radioactivity, non toxic and tasteless. BUILDING A SUSPENDED LANDSCAPE:A transparent fishing line and two suction cups are attached to the pumice stone. Just stick it to the bottom of the glass and fill it with water. By adjusting the length of the fishing line, the stone can easily float at any height . EXCELLENT HIDING PLACE:This moss stone adopts the design of artificial stone, which is an excellent hiding place for fish, adding more fun. SIZE: The size of this pumice stone is about 5.8cm9.2cm (S) in length and width, 8.7cm14.3cm (M)