Come and Check Our Promo Solutions.Bubble pop is made of the BPA free silicone material with safety tested. It' s soft, comfortable, washable, durable, and it can be repeatedly pressed for a long time. A perfect gift ideal for your kids, families and friends. It is not only suit small children to promote the brain development, train children's basic mathematical knowledge, but also retards brain decline in the elderly, this is a good chance for old people and kids to play together. 6.3" W x 3.7" H x 0.6" L Pls check inventory and detailed info with us before placing your orders.