The Baby Merlin's Magic Sleepsuit in size 3-6 months is a pink one-piece designed for swaddle transition. This unisex baby clothing item provides a comfortable and secure fit for babies weighing between 12-18 lbs. The magic sleep suit helps babies stay warm and snug, while allowing for easy movements. Perfect for transitioning from swaddle to a more comfortable sleeping position, this unique clothing option is a must-have for any parent of a little one in the 3-6 months age group.