【Easy to Use】Master the simple principle with just a few tries. It's easy to use and incredibly fun to play with, offering unexpected surprises. 【Inspire Creativity】This magic toy helps develop intelligence, stimulate children's imagination and creativity, train their verbal expression skills, and practice their practical ability and brain flexibility. 【Magic Trick Key】Includes two keys: one normal, the other a gimmick identical key that folds to fit into a bottle. This is a fantastic pair of keys for performing the Key into Bottle trick. 【Mental Materials】Made from high-quality mental materials, this magic trick key is durable and long-lasting. Non-toxic and odorless, it's worthy of your trust. 【Special Gift Choice】A fantastic gift for your child, magic enthusiasts, or professionals. Such a wonderful present is sure to bring surprises, simple yet meaningful and full of heart. Size: Approx. 7.7x2.8 cm/ 3.03x1.10 inches.