Immediately before his eyes, he could not break away. The symmetrical construction rings of different sizes and colors is ideal for that baby does not misses. And then he let go no more!
The rings also enable it to nibble gently, without hurting himself, as he likes to bring everything he has in hand to his mouth. And when he shakes it, he makes noise (not annoying) because the central cube contains a marble.
In short, a very good toy for baby 4-5 months, and for a moment doubt.
