The Vevor solar pool cover is designed to help retain heat, reduce nighttime heat loss, and minimize water evaporation in your pool. Made from 12 mil PE material, it offers durable performance for both inground and above-ground pools. The closed bubble design helps reduce evaporation by up to 95% while also keeping out leaves and dust. It can be trimmed to fit different pool shapes and sizes for a more customized fit. This cover is a practical solution for extending your swimming season and lowering maintenance needs.