Pack of 12 Farm Animal Self-Inflating Handheld Balloons. These are a set of six farm-themed self-inflating handheld balloons. The set includes designs of a sheep, cow, pig, rooster, horse, and airplane. They inflate by simply squeezing and shaking the base, requiring no helium or pump. Once inflated, they measure approximately 32 x 20cm, a suitable size for party bags or handheld use. Ideal for farm-themed birthday parties or general children’s entertainment.