This has to be one of the best products I have used in years. I have tried tarps blankets everything but this beats them all. CED Brass Mat Tired of searching for your spent brass cases in the grass, or dirt, or having the wind blow a sheet or tarp away along with all of the brass cases it was collecting? Now, the CED Brass Mat solves the problem! Designed of waterproof mesh material that allows moisture and dirt to pass through it, the CED Brass Mat collects brass cases as they are ejected. With custom designed weighted corners, the CED Brass Mat remains firmly in place until it is time to retrieve your brass. Easy to clean; simply wash with warm soapy water and air dry, Measuring 54" x 72? and constructed of durable PVC webbed mesh material, the CED Brass Mat is the perfect choice!