Get ready for an unboxing experience like you’ve never seen before with the new 2-n-1 LOL Surprise Me & My Color Change™ Collection! Each set comes with 2 balls that detach and reveal 2 unique dolls that undergo color change surprises when placed in water. You can even dip your dolls in the ball they come with! These re-released fan favorite pairs include 15 surprises and a special water surprise when you feed your doll. Each ball comes with 2 LOL Surprise Me & My Color Change™ dolls, 2 secret messages, 2 bottles, multiple accessories, 2 fashion outfits, 2 shoes, and a surprise color changing feature. Collect all 9 brand new 2-n-1 LOL Surprise Me & My Lil Sis Color Change™ pairs and complete the set! Cold color change will start at approximately 59°F (15°C), but best results occur if the ice water is chilled to approximately 32°F (0°C). Warm color change will start at approximately 100.4°F (38°C), but best results occur if the water is approximately 104°F (40°C).