Stacking Cups Game with 50 Challenges Card, 6 Stacking Cups, Sturdy Plastic, Classic Family Game, Great Gift Idea for Boys and Girls Features: 1. Characterized by smooth edges, no burrs and no irritating smell, this toy is safe and healthy without hurting your hands. You can rest assured that your children can play with this toy, which is a perfect preschool toy for kids. 2. By grasping and holding, and other movements can enhance the coordinated operation of muscles and perception, training the baby's hands and finger flexibility. It can also enhance the child's color cognitive skills and promote the development of vision. It is constructed of paper material. 3. This product is perfect for kids early learning. Specification: Item Name: Stacking Cups Toys Material: Paper Features: Safe, Wide Application, Cultivate Color Recognition Size Details: Cup: 7cm x 10cm/2.76" x 3.94" (Approx.) Package Includes: 6 x Stacking Cups 50 x Cards Note: 1. Please allow 1-3cm differences due to manual measurement, thanks 2. Please understand because of the light irradiation or computer display difference, so I can't guarantee photos and real color is 100% the same.