The gel beads, which mainly contain sodium polyacrylate cross-linked copolymer, are safe and non-toxic. It is recommended to use the gel beads after soaking them in clean water for 3 to 4 hours at normal temperature.

The size of the gel beads fits perfectly with the S1 Blaster. The custom color allows for additional trajectory effects after the gel beads are launched. Compatible with: DJI RoboMaster S1.