... different materials touch,Shaking, or squeezing the toys can make a sound.Coupled with the design theme of the mat pattern,From this vision ... hearing, body movement and so on, can improve and stimulate the the baby's development of physical and intellectual4.Safe, practical and ... products mainly exported to Europe,all conform to the European standard and pass the test of EN71,AZO,Non-phthalate,etc4. ...