GROW!T Clay Pebbles 10L Seed Starting It comes with an Aluminum

It comes with an Aluminum top and bottom to reduce weight and increase ease of installation

While considered non toxic

Automatic temperature compensation for accurate readings everywhere

Astro Flower has been specifically formulated to compliment our Micro

7lb Dimensions 47 x 47 x 79 in Water Tray WT120 Windows 1x12x8 in mesh window and removable flap Socks Sock with tightening strings :

GROW!T Clay Pebbles 10L Seed Starting It comes with an AluminumGROW! T Clay Pebbles, 10 L GROW! T horticultural clay pebbles are made from 100% natural clay. They are clean, pH stable, and offer great aeration and drainage in hydroponics, especially in flood and drain, deep water culture, and drip feed systems. Due to their unique structure and ability to cover a large surface area, they offer the ideal environment to foster beneficial bacterial growth around the root zone, leading to naturally healthier plants.