COLOR & SIZE:WILL vary in COLOR and SIZE due to being a natural resource from the EARTH.
DESCRIPTION: Approximate size is 1" in size and ranges from SMALLER to LARGER based on the QUARRY on what fits through the screen and as it's a natural product from the EARTH.
Use for covering drainage pipes, topping off driveway surface, under porches and decks, etc... Commonly used for drain fields, septic lines, french drains and stabilization in wet/muddy conditions. Packs nicely, yet allows water and air to penetrate.