Brand Name: US Pumice
*Sub Brand: Pool Blok
*Product Type: Pumice Block
*Container Size: 6 oz.
*Height: 6-1/2 in.
*Width: 1-3/4 in.
*Length: 1-3/4 in.
*Submersible: Yes
*Packaging Type: Boxed
*Number in Package: 1 pk
*Removes lime, rust, stains, algae