Aqua Natural Betta World Polished Black 350g – Smooth Black Gravel for Betta Tanks

Product Overview

Aqua Natural Betta World Polished Black 350g brings sophistication and contrast to your freshwater aquarium. With its smooth, rounded black stones, this substrate is specially designed to be safe for betta fins while enhancing the vibrancy of plants and fish. Pre-washed and pH-neutral, it's ideal for nano tanks and aquascaped displays.

Features & Benefits

• Polished black gravel for a sleek, modern look

• Fin-friendly surface – perfect for betta fish

• Supports healthy plant root growth

• pH-neutral & non-toxic – safe for all freshwater species

• Pre-washed and ready to use

• 350g pack – ideal for nano and desktop aquariums

How to Use

Simple Setup Steps

• Rinse lightly before placing in tank (optional – already pre-washed).

• Spread evenly (2–4cm depth) as base layer.

• Add decorations, rocks, or plants.

• Fill slowly with water to maintain layout.

• Test water during initial weeks (optional in soft water).

Suitable For

• Betta tanks

• Shrimp and snail habitats

• Low- to medium-tech planted aquariums

• Freshwater nano and desktop tanks