We’ve got LOADS of adult and kids costumes, and we couldn’t possibly show all of them to you right here, so come on in to your nearest Diddams to see our entire selection. Or you can give us a call, and we’ll check to see if we have your size in stock!
ALL YEAR ROUND
Don’t wait for Halloween to have a great time dressing up as your favorite character! We are the largest, year-round costume shop in the Peninsula, available all day everyday for your convenience.
If you want it, Diddams has it. Superheroes, famous people, animals and fairies, you name it we’ve got it. Our costume experts can even provide great ideas for your costumes. Walk through the isles for inspirations and let us help you bring them to life.
PERFECT THE LOOK WITH ACCESSORIES & MAKEUP.
Adding the finish touch to your look with wigs, masks, makeup, and props like fake blood, fake teeth, and fake jewelry– you never run out of options with us.
Certain costumes may not be available in stores due to stock availability. Please call our Costume Headquarters in Mountain View at (650) 965-0138 for more information.
VIEW SPECIAL OFFERS
What's New in the Store
Everything You Need to Create the Costume of Your Dreams
Our costume accessories help you put the cherry on top of a great costume! No Jedi getup is completed without a Lightsaber. What is a witch without her pointy hat and her favorite broom? Or a little pirate without his little eye patch and his pirate hat and hook? At Diddams you can find thousands of costume accessories to adorn your costumes with. Picking out what to wear is only the beginning. Come into your nearby Diddams to checkout what accessories are availale. We can help you turn your outfit from good to amazing!
OUR CLIENTS SAY IT BEST
Experience the Diddams Difference
“I live on the east coast but last night my adult son was rushed to a hospital in his home town on the west coast. The business owner Mrs. Diddams personally delivered my child's get well bouquet. Thank youuuu so much for going above and beyond!“
“ This store beats party City hands down for selection and fun! Toy collection is extensive and eclectic. We had a ton of fun wandering all the aisles! A hit!!!“
DAWN MARIE WOYAK
“This place is overwhelming, in a good way. There are so many things to choose from: plates & cutlery in every imaginable color, party accessories & decorations for every occasion & a ballon station where they can do anything you want. “
“Diddams is my go to for party planning and when I am trying to make an experience special! Pretty extensive shop with a lot to explore and buy!“
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WE WANT TO HELP YOU
Throw Your Best Party
WE DO PARTY PLANNING
You dream the idea. We go to work.
New! We have event planners right here at Diddams. Bring us your dream ideas and your budget, and we can make it happen for you. We bring your party to life!
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