These Halloween decoration balloons are made of high quality latex. Non-toxic and durable. There are a variety of Halloween patterns to choose from. These balloons can be filled with water, helium or air. These balloons are definitely a great choice for Halloween, Day of the Dead parties, photo backdrops and more to set off the party atmosphere. Easy to inflate by mouth or with an air can. Sold in packs of 100. Measuring 12 inches, this custom multi-pattern 12 inches black halloween balloons for party. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Customization available: Print your logo or customize packaging and color schemes. Product Highlights: Portable, durable, practical for daily use.