Through 4/5, head on over to Groupon where you can score these Magic Water Balloon Fillers for cheap! Regularly priced at $19.99, now it’s on sale for just $3.99! Each package contains 3 hose filler attachments and each attachment contains 37 balloons… fill over 100 balloons in less than 60 seconds! Shipping is $2.99 for the first item and $1.99 for each additional. Grab this deal now!