Made of resin, insoluble in water and to fish or water plants. Put the skull in a right place and it’s done. can enjoy their new playground right . No maintenance is required. ornament for aquarium and terrariums to make a interesting microlandscape, it also can be used as home decoration or a nice gift. Feature - Color: White. - Material: Resin. - Size: 13.00X10.00X8.50cm/5.11X3.93X3.34in - Made of resin, insoluble in water and safe for fish or water plants. - Put the skull in a right place and it’s done. can enjoy their new playground right . No maintenance is required. - ornament for aquarium and terrariums to make a interesting microlandscape, - Smooth to do no harm to your baby fish. You can have it sitting on a light pad and it looks really cool with all the lights shining out the cracks and holes. - The perfect gift for friends who like fishing or feeding . - Warm Tip: Dear buyer, due to lighting effect, monitor’s brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: 2 x Resin Ornament