Features:

Made from molten rock spun into cotton candy-like fibers and then compressed into cubes.

After high temperature treatment, non-toxic and sterile.

The bulk density is small, the texture is light, and the porosity is large.

Good air permeability, strong water absorption and good drainage.

Suitable for the cultivation and colonization of all kinds of plants.

Great choice for soilless planting.

Specifications:

Material: rock wool

Color: green

Quantity: 50pcs

Size: about 25x25x23mm

Package includes:

50pcs* Rock wool cubes

Notes: 

1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 

2. Please allow 1-3cm measuring deviation due to manual measurement.