"Load your slingshot with ease, take shots with accuracy, and know that the Barnett Biodegradable Clay Slingshot Ammo is water-soluble and biodegradable. This ammo features a Bright-in-Flight paint job, so its high visibility will let you view it as it rockets through the air. Made of clay, this ammo tends to break on impact, avoiding dangerous ricochets. Sure-Shot design is .50 cal./.5"", a size that's more accurate than smaller clay ammunition. Compatible with all slingshots. 650 shots per pack. Weight: 3.97 lbs. More accurate than smaller clay ammo Bright color lets you view it during flight Water-soluble and biodegradable Will not ricochet"