MAKE A MERMAID TAIL: Get ready to dive with the adorable LOL Surprise! Mermaids! Tots, they bring you an exciting new play pattern to create your own mermaid tails for your dolls! Simply mix the 2 colors of gel, pour the mixture into the tail mold and let it set for 30 minutes to transform into a colorful mermaid tail! COLOR CHANGING TAIL: Once your little ones are decked out in their awesome new tails, dip them in cold water to reveal a gorgeous color change! FIND OUT WHAT'S INSIDE?!: Find out what's inside with fun mermaid-themed accessories. REUSED PACKAGING: Spray on the LOL ball, which doubles as a fish display for your cute mermaids! COLLECT ALL: Collect all 8 LOL Surprise Mermaids Tots and complete a world of play with their little sisters in the LOL Surprise Mermaids Baby Sisters collection with color-changing tails and Mermaids Tweens, 4 NEW fashion dolls, including beautiful color-changing mermaid tails!