【アウトレット・傷ありルース】〜自然と人の再生の物語〜　三宅島ガラス　アウトレットルース　スクエア型　n368

This square-shaped glass item comes in a loupe case and features a unique blue-green color due to iron content from the island's volcanic ash. It is handcrafted using a rare process involving local volcanic ash and other materials at high temperatures.

• The description claims that the glass has a unique blue-green color due to iron content from the island's volcanic ash.
• The description claims that the manufacturing process is unique and involves local volcanic ash and other materials at high temperatures.