It is the swimming toy. It is innocuity and safe for the children. 1)it is lighter ,flooting on the water .2)environmentally friendly3)the size &length &color are on your purpose It can help person to play in the water .It' very uesful for children.EPE water noodles is colorful and easy to carry.certification: ROHS ,PAHS, PHTHALATE,NONYLPHENOL, CADMIUM EPE swimmin noddle