Super Pet Igloo theratshop.com - $6.00 (large) Product Description: Fun, translucent colors allow you to view the pet as he's resting. Exclusive ventilation holes on the top supply vital air circulation for a healthy environment. Place one in his home today! Your furry friend will love it! Ideal for all small animal pets. Measures 10.5" in diameter. Assorted colors, please let us choose. RattyRat's Review: These igloos work fairly well as a sleeping den. They are easy to clean. They don't have a bottom. The only thing we wish, is that they made a size in between the small and large. Our two girls find it a little too roomy in the bigger one, and the small igloo is way too small. But the large is perfect for a bunch of fat boys.