Innovative 3D Printed Design: The Impossible Pyramid Passthrough Toy features a unique 3D printed structure with a spiral cone shape that offers visual appeal and sensory stimulation. Material: This sensory toy is made of PLA and PP, materials considered safe for children. Size: The spiral cone measures 3.8 cm in diameter and 6.4 cm in height, making it compact and engaging. Creativity and Education: This desk toy helps stimulate imagination and creativity while supporting the development of fine motor skills and spatial reasoning in children. Gift and Decoration: Suitable as a desktop decoration or a novelty gift for parties and festivals. Size: 3.8 cm x 6.4 cm (1.50 in x 2.52 in) Package Includes: 1 x Impossible Pyramid Passthrough Toy Note: 1. This is not a toy for infants. Keep away from small children to prevent ingestion. 2. Slight variations of 1–2 cm may occur due to manual measurement.