The AquaStar 10" Round Sumpless VGB Suction Cover with Universal Adapter Kit is a skimmer basket designed by Hayward for in-ground pools. The cover features a sumpless design and includes a universal adapter kit for easy installation. With dimensions of 10" in length and 2.5" in height, this product is suitable for maintaining clean and clear water in your pool. The addition of mud in the description suggests that this cover may also help in removing dirt and debris from the pool water.