Below you will find equipment that is used during the game by each position. While this is not a full comprehensive list, this is a great start and list of equipment that you may need during the game.
Plate Umpire
Heather gray slacks
Powder blue shirt
Black Belt
Black Shoes
Black socks
Blue Hat
Blue Jacket (optional) Can be pullover/zip up/or button up)
Shin Guards
Chest Protector
Black Mask (Can be hockey style)
Navy or Grey Ball bags
Plate brush (in ball bag)
Indicator
Lineup card holder (in ball bag)
Colored pen (other than black or blue)
Base Umpire
Heather gray slacks
Powder blue shirt
Black Belt
Black Shoes (Non Plate)
Black socks
Blue Hat
Blue Jacket (optional) Can be pullover/zip up/or button up)
Brush (in back pocket, non visible)
Indicator
Other Useful Equipment
Sun Glasses (Non mirrored) are optional and can be worn by both the plate and base umpire.
Cooling Towel
Tylenol/Advil/Ibuprofen
Gum
Sunscreen
Air Freshener
Gold Bond
Reusable Water Bottle
Snacks
Flipping/Challenge Coin
Colored Pens
Notepad
Rule Books