Tired of cleaning up messy spills? Is the thump-thump of stuff sliding around your cargo area or in your trunk driving you nuts? Got a Nifty Products Cargo Logic cargo mat? Then get Cargo Loks lock blocks! Made by Nifty Products, Cargo Loks lock blocks are made for use with your Cargo Logic cargo mat. On the bottom of each lock block are tiny Velcro hooks that grip the durable polyware surface of your cargo mat to keep your load in place. Thump-thump is eliminated! Plus, these Cargo Loks are tall enough to keep most items from toppling over to prevent spills you'd have to otherwise clean up! The Cargo Loks lock blocks' 90-degree angle design makes them perfect for corralling multiple items and can be configured in almost any manner to accommodate whatever you're hauling. Not only are Cargo Loks lock blocks good at keeping your cargo area under control, they're available in oak, charcoal and gray to complement your interior and match your Cargo Logic cargo mat and in sets of two or four. Whether you want to keep tire chains from sliding around your trunk, keep bags of groceries or potted plants from tipping over and spilling or protect fragile items from getting damaged, sturdy Cargo Loks lock blocks are the answer to getting your cargo area or trunk under control!