Blue Ball Shape Airstones - 25mm, for Aquarium Fish Tank. (2 Pack)

AQUARIUM OXYGENATION: Blue ball-shaped airstone effectively increases oxygen circulation in fish tanks through consistent bubble production. DURABLE CONSTRUCTION: Made with high-quality materials designed to withstand continuous underwater operation in aquarium environments. VERSATILE APPLICATION: Compatible with standard aquarium air pumps and filtration systems for easy integration into existing setups. EFFICIENT PERFORMANCE: Creates fine, uniform bubbles that maximize oxygen dissolution while maintaining quiet operation.