Unique & Fun "Valentine Day" Gift Exchange Ideas for Kids - Wack-A-Pack Assorted Self-Inflating Foil Balloons, 4-ct. Packs (Set of 2) Plus Bonus Valentine's Day Magic Color Scratch Hearts Craft! Kids will love getting fun self-inflatable balloons as a party favor or pinata filler! Each pack contains 4 individual foil Happy Birthday Gifts with to/from lines and assorted pictures of Valentines Day themed items. The kids can then smack the package and watch as the balloon inside inflates and bursts from the package. Inflated balloons measure 4x3x1". Fun for friends, neighbors, and classroom gift exchanges. Set of 2 - 4-ct. Packs of Wack-A-Pack Self-Inflating Valentine's Day Balloons. Ages 4+. Plus Bonus - Woodland Friends Valentine's Day Puffy Stickers 1 Sheet 4 Stickers