... 2.dust-free,no pollution 3.strong clumping ,easily scoop bentonite cat litter is also called clay cat litter, kitty litter ... or cat sand ,it is made of bentonite which is high-absorbtion,non-poisonous,dust-free,the best ... effect is better than other cat litterthe technical index of bentonite cat litter we are in line with is as follllow ...