Quote Originally Posted by zombie&lemons View Post
how much would i need for a 4x2 enclosure at least 1"deep

and is it safe for boas tooo?
It is sold by the brick and you have to then soak it so it will expand. 1 brick is enough for a 40 gallon breeder...so maybe a brick and a half for your cage. You can usually get a 3 pack for like $10.