Absorbent boom is very effective at retrieving and offering some containment for marine based spills. This 6-7" diameter version is more robust and better suited to fast moving water or larger waves than our smaller 4-5" version.This is the most economical construction of boom we offer. Comprising of an outer plastic netting that contains a spun-bond inner sock which in turn holds a 100% hydrophobic scrap core.The booms feature rust proof snap hooks 24" in from each end along with sturdy rust proof rings at each end, so that multiple booms can be attached to each other to form longer barrages. A tough nylon rope also runs the entire length and is secured at each end with double clips to maintain a strong and durable product.Each boom is 6-7" in diameter and 10' long. There are 4 booms contained within the bale which is packed in a clear plastic bag.