The Play Gym by Lovevery is a developmental activity gym and play mat designed for infants and toddlers. It features a multicolor design and is based on stage-based development, making it appropriate for babies at different ages and stages of development. The gym includes a variety of activities and features to engage and entertain your baby, including a mirror, a rattle, and a crinkle ball. The mat is made of high-quality materials and is easy to clean, making it a durable and practical choice for busy parents.