Birth & up. This colorful photo books comes with five pages to fill with 4 x 6 photos. Attached to the book for sensory are crinkle paper, ribbon loop, a wooden teether ring and hook-loop like closure. Book measures 8 1/2"L x 2"W x 6"H. This product meets or exceeds EN71 and CPSIA safety regulations. Surface wash only. Photos/images not included.