Features£º Vivid diver models, nice decoration for aquarium and fish tanks, creating a more colorful and realistic sea environment, good playmates for fishes. With floating balls and fish lines, can easily float on water; suitable for fish tanks of different sizes. Made from premium resin, well polished, no sharp edges, causing no scratches to fishes; durable for use, not easy to fade. The diving position can be changed by adjusting the length of fish line; if the speed of the diver is too fast, add some water to the ball for adjustment. Help to observe the water flow direction and speed of fish tank, so that you can make some change in time, good for fishes’ health. Specifications£º Color: Multicolor Material: Resin Product Size: 6.5 * 3cm/ 2.5 * 1.1inch (Blue Fat Diver) 10 * 4cm/ 3.9 * 1.5inch (Orange Drilling Diver) 12.5 * 4cm/ 4.9 * 1.5inch (Blue Diver with Long Legs) Product Weight: 17g/ 0.5oz (Blue Fat Diver) 36g/ 1.2oz (Orange Drilling Diver) 28g/ 0.98oz (Blue Diver with Long