The RMC Ox-Yoke Wonder Lube Shooting Wads are pre-lubed with RMC Ox-Yoke's Wonder Lube 1000 Plus. Wonder Wads are used over the powder and under the patched round ball or conical bullet. They safely seal each chamber and help prevent a chance of chain-fires. Single shot pistol and rifle shooters are using Wonder Wads to improve accuracy. Slug gun shooters are also having great results. Many World Records and match winners have used Wonder Wads with excellent results. 100 per bag. FeaturesPre-lubed with RMC Ox-Yoke's Wonder Lube 1000 PlusSafely seal each chamber and help prevent a chance of chain-fires100 per pack