Pet Hamster Ferrets Bird Mouse Rat Hammocks Bed Tree House Attach Cage 5.9"X5.9" Material: Velveteen Size: appr. 15X15cm/ 5.9&quot;X5.9&quot; Hole size: appr. 9X9cm / 3.5&quot;X3.5&quot; Color: Red Package included:1 x Hammocks Bed(include 3 hooks) The Hammocks Bed can be hung in the tree or be took outside