Sand bottles are decorative containers filled with layers of colored sand, often used as art pieces or gifts. They can come in various shapes and sizes, and the sand is typically poured in carefully to create beautiful patterns. People often enjoy making sand bottles as a fun craft activity, allowing for creativity and personalization. These bottles can also serve as a reminder of special occasions, such as weddings or vacations, where different colored sands represent different experiences or memories. The process of creating a sand bottle can be a meaningful way to commemorate a moment in time, making it a cherished keepsake.