The Jawz looks cool, and comparibly priced. I will have to look into getting one of those. The disk Belle has is almost 7 months old now, and in good shape. She did tear out the squeaker in it in about 2 days, but she doesn't care! Floating is a nice feature to have, as Belle loves to chace her frisbee into the pond at the park.
Here is a good article on crate training
Crate Training | The Humane Society of the United States
Here is teh stuff to use on any accidents in the house so your puppy will not think that is an ok spot to go
Nature's Miracle Stain & Odor Remover - New Puppy Center - Dog - PetSmart
and here is the crate we use for Belle
Midwest iCrate Folding Double Door Dog Crate - New Puppy Center - Dog - PetSmart
When she was a puppy, I put an old towel or two down for her to lay on, but now that she has the whole crate, I put
http://www.petsmart.com/product/index.jsp?productId=2752847 in the crate for her. Since it is made by the same company, it is a perfect fit. I had this before she had the full crate, and she loved pulling it into the side she was on, and it was a bit of a pain to tuck back in under the divider.
an important feature in any crate for a growing dog is
Includes Free Divider Panel
Allows you to adjust the length of the living area as your puppy grows into its adult size home.
as the article states, they should have enough room to stand up, and turn arround, or else they will do their buisness in one end, and retreat to the other.
As a rule of thumb, your dog can hold it for 1 hour for every month old they are. Do not expect a 3month old pup to holdit for 4 hours.
A tecnique I use to help my puppy sleep in longer (allowing me to sleep in longer) is cut off water 4 hours before bed time, and give them a potty break just before bed. Less drink before bed means less they will have to pee in the middle of the night.