GPC Winter Covers 25' x 50' Silver/Black Rectangle Solid Winter Cover with Cord and GrommetsThe GPC Winter Cover 25' x 50' Silver Black Rectangle Solid Winter Cover with Cord and Grommets is designed to provide superior protection against harsh winter elements, extending the lifespan of your pool. Constructed from heavy duty, high density polyethylene, this durable cover resists tears, punctures, and UV damage for long lasting performance. The dual color silver and black design enhances heat retention while preventing algae growth, keeping