4″ x 6″ BLUE ALGAE PAD Glass Aquariums

LIFEGARD® Algae Scrub PAD 4" x 6" For Glass Aquariums - Surface friendly Algae Scrub Pads are safe, non-toxic and easy to use for removing line scum, unsightly algae and other deposits that form on aquarium surface. LIFEGARD® Algae Scrub PADS Available in two convenient sizes: 3³x 3³ and 4³ x 6³ Blue for Glass Aquariums and White for Acrylic.