Materials: Epoxy resin, Okinawan star sand, natural shells Size: Approximately 100 x 60 x 20mm The top surface is painted with UV resin to resemble the sea, then coated with epoxy resin. There are some air bubbles inside, but they give it a sea-like appearance and a beautiful transparency (^^) It can be displayed normally or used as a paperweight. We generally cannot offer discounts, but if you purchase multiple items, we will discount each additional item by 200 yen. If you are purchasing multiple items, please use the bulk purchase request. (It's smoother than leaving a comment) (Example) 2 items purchased: 200 yen off the total price 3 items purchased: 400 yen off the total price Please understand that these are handmade items before purchasing.