First of all, I hope your know that this toy is made of PVC.
This toy is divided into 2 specifications: 6PCS, 12PCS.
printed pattern with for 6 side: patterns, numbers, animals, fruits and vegetables.
You can do simple addition and subtraction, simple puzzles, and recognize animals, fruits and vegetables. Better help the baby to recognize and learn.
The colors of 6PCS and 12PCS are randomly matched, hope your understand.