[Grow Sponges]- Made from pure Canadian Sphagnum Peat and biodegradable micronutrients.[Premium Growing Media]- Our plant root growth sponge is of loose structure, which is good for the plant to grow their root.[Wide Applicaiton]- Suitable for cultivating types, such as vegetables, houseplants, herbs, succulents, wheat grass, flowers and ornamental plants, etc.[Compatible]- When it is soaked in water for about 5 minutes, the size will expand and become larger.For use with Grow Baskets Systems for models.Colour: BrownMaterial: SpongesSize: 5.5cmPackage Contents:60 * Cutting root fixerOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.