Aucks Natural Large Driftwood for Fish Tank Decoration12 Inch-13.5 Inch Pack of 2 Pieces Driftwood for Aquarium Reptile Decor

Wood is naturalfor the beauty of the fish tankwe need to clean the product after we get the product.soaking prior to putting in your tank or boiling it are the only wayIt is best to add baking soda to boilloop many timeswhich will accelerate the release of pigment.orit is recommended to soak for several days until it does not turn reddish brown.each piece of tannin releases at a different timesome release tannin quickly and some slow down.tannin from driftwood are very good for the fish.A couple of months and the color would be gone anyway but it provides them a more natural environment "temporarily"tannin does not pose a safety problem to fish.