Elevate your celebrations with our Balloonify Mylar Sun, Cloud, and Rainbow Family Balloons. Crafted from durable mylar, these sun balloons ensure long-lasting use and enjoyment for guests of all ages. Unique shapes of rainbow, sun, and cloud balloons offer a fun and eye-catching way to decorate your venue. Featuring a self-sealing valve, these mylar sun balloons make inflation with air or helium a breeze; simply use an air pump to inflate. Suitable for all occasions, these smiley family balloons can turn any gathering into a memorable event. Reusable and versatile, these mylar balloons provide endless possibilities for staging unforgettable celebrations. These vibrant and cheerful moistureproof balloons create an impressive display without overwhelming your space. To reuse these balloons, gently deflate, properly store, and carefully reinflate without overfilling. Measuring 30.25 inches in length by 23.25 inches in width, these jumbo balloons are ideal for a fun party. Shipped deflated in a 100 count box. These party balloons can be easily inflated with the included straw, providing you with full control to help eliminate the risk of over-inflation. Electric air balloon pump (SKU: RWP1061) sold separately.