Package Information: You will receive 100 pieces seed starters replacement sponges in this package. The ample quantity can meet your requirements for starting many hydroponic seeds quickly, saving you a lot of time..Premium Growing Media: Our plant root growth sponge is of loose structure, which is good for the plant to grow their root. Besides, our replacement grow sponge is made of natural material, which can provide a safe environment for you plant growing..Compatible Size: The size of our seed starters sponge is 0.75\" × 2.76\", which is similar as an adult’s little finger. Our replacement sponges are compatible with most standard aerogardens seed baskets, convenient for you to apply..Easy to use: Our replacement grow sponge is easy to apply. First, you need to place the plant growth sponges into the adaptive aerogardens pods. Secondly, add your seeds and right amount of water to the aerogardens pods. Then, put them in the hydroponic system and wait for the seeds starting..Ideal Present: If you have families or friends who like to growing plants but their bodies are not very flexible due to the ages or quite busy. These replacement sponges will be a great present for them, which can provide a easy way for them to grow some vegetables, small plants, flowers, etc.