This Done by Deer sensory baby book is designed to engage and delight with soft textures, playful crinkle sounds, and vibrant contrasts that stimulate both touch and sight. Curious minds can discover who’s hiding behind each bush, while the attached elastic loop makes it simple to bring the fun anywhere—whether clipped to an activity gym or stroller. Made from a premium cotton and polyester blend, this charming book encourages interactive play and comfort, making it an ideal companion for every playful adventure.