EMBOSSED DESIGN--baby block set includes 12 blocks each block has relief animals shapes fruits Arabic numerals and geometric patterns. Children can develop their tactile and visual sense by touching and observing these relief patterns. This magical obstacle can help babies grow better in their early childhood. EASY TO CLEAN--Wash the building blocks with warm water and use it after the water has dried. Daily use a rag or handkerchief to gently wipe the surface. Do not put it in a damp place damp and moldy can be placed in a ventilated place to dry. Do not expose it to sunlight it will cause the soft building blocks to fade and harden affecting the appearance. Manufacturered by WSYK. BUILT-IN BB DEVICE--break the silent design you can pinch out the sound with a little effort the building blocks are high-elastic and soft the baby's small hand can be easily kneaded the single-sided small hole squeeze is soft and not noisy exercise baby grip Ability and strengthen hearing training. IT CAN BE USED AS A BATHING TOY--soft and hollow it can make the building blocks float on the water and become a little partner for baby bathing and playing with water. The baby has another bathing toy! IT IS SAFE TO BITE AND CAN BE USED AS TOOTH GUM--safe and non-toxic soft rubber material free of harmful substances such as BPA and o-benzene that mothers worry about.