Unicorn Slime (1 Dozen) by CarnivalSource.com! 3 different colors of slime in the clear unicorn head containers. Find more great items like this in our Unicorn Party Theme category here at CarnivalSource.com. This Unicorn Slime (1 Dozen) is perfect for any unicorn-themed party! Each container measures 3 1/4 inches x 3 inches and contains 3 assorted colors of slime. Ideal for ages 3 years and up, this fun and colorful set ships from our Missouri warehouse within one business day. With 12 pieces per package, CarnivalSource.com's Unicorn Slime will make your next party a hit! Shop our Unicorn Party Theme category for more great items.