.40-.44 Caliber Lubed Ox-Yoke Originals Wonder Wads are pre-lubed with Wonder Lube 1000 Plus (c). Wonder Wads are used over the powder and under the patched round ball or conical bullet, safely sealing each chamber to help prevent a chance of chain-fires. Single shot pistol and rifle shooters are using Wonder Wads to improve accuracy, with slug gun shooters having great success. Many world records and match winners have used Ox-Yoke Originals Wonder Wads with excellent results. 100 per bag.