Water Balloons by best Deals - 300 Pack [7] Vibrant Colors BOMBS AWAY! Best Deals Bulk Retail Package of 300 water balloons in [7] vibrant colors. Also available in red. HOURS OF FUN: A water balloon fight is great outdoor water sports fun for kids and (grand)parents! Just fill the balloons with water and throw them. ALTERNATIVE USE 1: Fill the balloons with water. Stretch a wire between two points, like a clothesline. Hang the balloons on the wire with clothespins. Use something safe - like a pea shooter - to aim and fire at the water balloons to make them burst. ALTERNATIVE USE 2: Fill the balloons with water. Put them in the freezer. When frozen, fill a bucket with the ice balloons. Add some bottles or cans to the bucket to keep your drinks cold with a festive twist. (Safety tip: Never thow frozen water balloons!). ALTERNATIVE USE 3: Fill the balloons with air. Bend some wire into any shape, for example a number (like 6). Tie the balloons to the wire. A great solution for colorful decorations. Ideal for birthdays, anniversaries, sweet sixteens, weddings and other special events.