The Meiya Stacker helps babies laugh when they learn. It allows them to experiment with different sounds and textures, and helps to develop eye-hand coordination. The stacker has a rattle base and 3 stackable rings of different sizes. Size: 6.3in x 5.5in Age Recommendation: 0+ months Features: Toy is made from pure natural rubber and cotton fabrics. Certified non toxic, BPA free, Phthalate free and PVC free. Materials: Pure Natural Latex, 100% Organic Cotton, New fiber filling reclaimed from recycled plastic (PET) bottles. Product care: For full washing instructions see product label. For light cleaning, wipe surface of the toy with soapy water and a damp cloth, air dry and allow moisture inside toys to drain. As a precaution, check toy regularly and do not give to babies or children if worn or damaged. Do not leave natural rubber toys in direct sunlight or in high temperatures. Safety Standards: This product complies with US ASTM F963, European EN71.