Check the listing for details. FloraFlex Matrix / 12.5" (12/PACK) / 102546*415. Condition: New. Listed at 64.00 USD. The FloraFlex Matrix is a top-of-the-line hydroponic system accessory that is sure to take your gardening to the next level. Made by the trusted brand Floraflex, this matrix pad is a must-have for any serious hydroponic gardener. With its 12.5 inch size and 12-pack quantity, you'll have everything you need to get started with your hydroponic system. Designed for use in water aeration equipment and hydroponic systems, this matrix pad is perfect for those looking to grow plants in a more efficient and controlled manner. Its innovative design allows for maximum oxygen and nutrient uptake, leading to healthier and more vibrant plants. Whether you're a seasoned gardener or just starting out, the FloraFlex Matrix is an essential tool for achieving the best possible results.