Highlight accomplishments, congratulate achievements & decorate parties in endless ways with this versatile, Let's Celebrate Wipe-Off Learning Set. Exciting, unique decorations are perfect for at home, school or office celebrations. Balloon arches & signs are great for mix-and-match wall displays. Easily write personal message on the dry-erase pieces. Wipe the surface clean to reuse for every occasion. Balloons measure up to 24-7/8" x 10-1/2".