VolksRose Creative Wooden Color and Shape Geometric Sorting Board, Stack & Sort Puzzle Toys for 3 Year Old and Up - Perfect Christmas Gift for Your Kids VolksRose recognition shape and sort toy is made of high quality toxic free rubber wood, not plastic, buy with confidence! Introduces logic, matching, spatial relationships, delvelops critical thinking, and helps understand the cause and effect relations. Promotes dexterity, and develop baby's cognitive ability, cultivate baby's eye and hand coordination ability, train baby fingers muscle flexibility. Suitable for children / baby 1 year and up. Toy set is with stacking rings and wooden base. Perfect for nurturing kids' patience and concentration. Product packaging size: 6.5 x 5 x 3 inch (16 x 13.6 x 6.5 cm). Weight: 1 pound (0.5 kg).