Sizes range from compact single fish around 2.8 x 2.76 x 2.76 inches up to larger playset or shark packages listed as 6.3 x 15.55 x 6.69 inches and 11.22 x 11.81 x 5.31 inches.
Descriptions and customer reviews consistently highlight a realistic, directional swimming motion; reviewers specifically praise the lifelike movement and directional control.
Most listings specify a suggested age of 3 years and up.
Many smaller fish are listed as plastic, while the larger shark-style figure is listed as ABS (Acrylonitrile Butadiene Styrene).