Material: resin Color: as the picture shows Size: (L) X (W) X (H) 23X4X11cm /9.06’‘X1.57’‘X4.33’’(appr.) < BR> Package included: 1 Pcs Aquarium Ship Features Brand new and high quality.? Made of resin, no problem with algae.? Suitable for aquarium and aquarium.? Provide locations for nitrifying bacteria, especially for aquatic animals.? Decorate your aquarium, bring a beautiful environment to the fish.? Without any pollution of aquatic creatures or damage.? Resin products have an odor at the start of their use, soak in water or in an airy place, they will fall, have no effect on fish.? Note: Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering.? Please understand that colors may exist chromatic aberration such as different placement of images.