AQUANEAT 4 Pack Air Stone, 1.5 Inch Air Stone Disc, Aerator Bubble Diffuser, Air Pump Accessories for Hydroponics, Aquarium Fish Tank
Brand: AQUANEAT

Features:
Widely applicable: Suitable for hydroponic systems, ponds, aquarium fish tanks, helping extend the life of your nutrient solution
Air Stone Dimension: 1.5 "D x 0.6" H
Fits for 3/ 16 inch standard airline tubing
Quality and safe materials: Made of safe and washable material
Disk-shaped design makes it easily be hidden in your aquarium or other fish tank bubble decorations (Note: Soak them at least for 2 hours before use)
Dimension:
Air Stone Dimension: 1.5 "D x 0.6" H
Package includes:
4 PCS air stones Note:
Soak them for at least 2 hours before use and clean regularly by a brush as they get clogged after weeks or months of usage

Widely applicable: Suitable for hydroponic systems, ponds, aquarium fish tanks, helping extend the life of your nutrient solution
Air Stone Dimension: 1.5 "D x 0.6" H
Fits for 3/ 16 inch standard airline tubing
Quality and safe materials: Made of safe and washable material
Disk-shaped design makes it easily be hidden in your aquarium or other fish tank bubble decorations (Note: Soak them at least for 2 hours before use)