Other Fun Stuff
The reasons behind getting some of these items is the same reason you don't play with quarters, you want to add a little pizzazz to your game.
You put this in front of the dealer. It's a good way to keep track of who deal's next. The "button" goes around the table clockwise. Dealer buttons come in differing types and packages.
The standard dealer button keeps play moving around your table. A dealer button with timer helps with tournaments as well as general play. It also means there is one less thing you need to carry with your set.
You can also get a set of 6 Poker dealer buttons, but I've found the other items of dubious value.
Just because they're cool. Put the cards in, zip, zip, zip and play.
These are the hard plastic type to hold your chips. Some people swear by them. I personally like them so you can hand out chips easily. It also makes cleaning up at the end of the game easier.
Chip holders are designed for good poker chips. Each sleeve holds of 20 chips so if your chip value is 5 cents, a sleeve is $1, for 25 cent chips a sleeve is $5.
Other cool stuff