- For the design of aquarium landscapes and biotope landscapes
- Perfect bio-function in the aquarium
- Creates attractive colour contrasts and exciting highlights in any aquarium
- Available in two different sizes (3-8 mm and 10-30 mm)
- Jet black “fine” or “coarse” shale gravel, made from natural slate
- Ideal for exciting colour contrasts
- Wash thoroughly before use.
- Note: Lime-free
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