Exo Terra Turtle Bank Medium 29.8cmMagnetic Floating Island - 29.8 x 17.8 x 5.4cm. The Exo Terra Turtle Bank is a unique floatation basking area for aquatic turtles. Held in place by magnets, the Exo Terra Turtle Bank can be positioned in the corner of the terrarium to maximize swimming area. Auto adjusting to all water levels, the submerged ramp allows turtles easy access to a dry basking area for maximum exposure to heat and UVB lamps. Available in 3 sizes accommodates any sized aquatic turtle terrarium or to allow multiple sized Turtle Banks within the same terrarium.