Use 30 rectangle (1:2) sheets of origami paper. Difficulty : Time: 2. 5 hours There is a hollow cavity with crystals inside. Model paper size: Unit (cream) : 3. 75 cm x 7. 5 cm Model height: 8 cm Model designed by Sansanee Termtanasombat (Praew) from Thailand. Website: PrwOrigami Quiz (Android): Tshirt: Tip: บรจาค: Twitch: I