We follow these steps for positioning and attaching each suction cup:
You want the curved front edge to be low enough for your dragon to climb into. This may include the use of a habitat accessory such as a stacked rock to climb onto it.
It cleans off easily when dry, you can make the hammock be sanitized with a soft toothbrush so as not to damage the material.
Quantity
Goes well with this item. Each is the same price as on its own page.