The Bykski B-MRCOV-X Memory Heat Spreader is a great way to improve the cooling of your DDR4 RAM. By installing a water block on top of the spreader, you can effectively transfer heat away from the sensitive components, and into the water block. This will help to keep your RAM running cooler and more reliably.Features Finest Craftmanship, premium materials.,The Bykski B-MRCOV-X Memory Heat Spreader is a great way to improve the cooling of your DDR4 RAM.