The Eheim Substrat Pro Bio Media 1L is a high-quality product that will benefit your aquarium in numerous ways. This product is designed to work with all water types and is perfect for those who want to create a healthy and vibrant aquatic ecosystem.

The Eheim Substrat Pro Bio Media 1L is made by a trusted brand that is known for producing high-quality products that are beneficial to aquariums. It is a great addition to any aquarium and will help to create a healthy and diverse ecosystem. This product is perfect for those who want to improve the quality of their aquarium and create a thriving ecosystem.

A small portion has been taken out and used this is the unused amount left over please see last 3 pics to determine amount left.