Hygienic: natural clay production, no bleached, non-dirty hands, clean and hygienic, no rust.
Safety: Slingshot mud pill against the wall, then naturally cracked, it will not bounce back, safer than steel balls.
INCREASED WEIGHT: Slingshot mud pills have a high hardness, do not float and hit the target more accurately.
Practical: After hitting the target, the Slingshot mud pill leaves a mark that is more convenient and clearer.