Rio Royal BlueSteel ECO kal. 12 32 gram #5

These Royal BlueSteel Magnum ECO shells are designed for minimal environmental impact, using biodegradable props that dissolve in water. They offer reduced recoil and a tighter shot pattern compared to conventional shells.

• The description claims that the shells have a smaller recoil and tighter shot pattern.
• The description claims that the shells use biodegradable props that dissolve in water.
• The description claims that the shells improve the speed of the pellets by up to 15%.