Inside, there are crinkle sounds and a hidden mirror for the littlest book lovers to uncover and enjoy. For extra cuddly fun, both the front and back covers depict charming appliqué illustrations created in soft, plush materials. Additional features include a velcro closure and a loop for easy attachment to the stroller or activity center. Shop our entire Bria the Butterfly collection to assemble your very own custom set of Butterfly accessories.