Designed by Plan Toys. Manufactured by Plan Toys. The colourful wooden Stacking Ring helps teach children about size and colours. For safety precaution, the center rod is foldable. Improves fine motor skills and childs ability to stack, categorize, count and recognize various sizes of rings. Great for including in educational environments in the classroom or at home. Center rod is foldable for added safety and storage purposes. Sustainably made in Thailand using chemical-free rubberwood, formaldehyde-free glue, organic pigments and water-based dyes. Suitable for children 12M+ Material: Wood. Package Dimension (W x L x H): 12.5 cm X 11.51 cm X 18.8 cm Product Dimension (W x L x H): 8 cm X No Data Found for Length (cm). X 15.5 cm