Featuring strong water absorption capacity and good air permeability, the growing sponge allows plants to sprout and take root quickly. With the growing sponge, you can easily transplant the plant into the ground. And its loose structure will be beneficial for plant growth. Made of peat material, it is soft-touching and corrosion-resistant. The mouth diameter of the growing sponge is 1.9cm, the bottom diameter is 0.7cm, and the height is 6.2cm. You can use it to grow vegetables, small plants, fruits, flowers, etc. Item Name: Growing Sponge Material: Peat Features: Loose Structure, Easy to Transplant, Strong Water Absorption Size Details: 1.9cm x 1cm x 6.2cm/0.75" x 0.39" x 2.44" (Approx.) Hole Diameter: 0.7cm/0.28" (Approx.) Hole Depth: 1.5cm/0.59" (Approx.) Notes: The quantity is about 50pcs, due to manual calculation, the quantity might has 1-3pcs more or less, hope you can understand, thank you. Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 50 x Growing Sponges