Add a splash of color to your betta aquarium with Marina Betta Decorative Gravel. The expoxy-coated gravel has smooth rounded edges to protect delicate Betta fins. The gravel is inert, preventing it from having any adverse effects on water chemistry. For freshwater aquariums. Tri-Color Blue Gravel. 

Key Features :

• Decorative feature for Betta aquariums 
• Smooth, rounded edges to protect delicate fins
• Pre-rinsed & Dust-free 
• Epoxy-coated, will not adversely affect water chemistry 
• Stone type: Tri-Color Blue
• Size: 4-5 mm 
• Net Weight: 500 g (1.1 lb)