1. Smart Sponges for Hydroponic Indoor Garden (ASIN B088RF9K12)2. Integrated with nutrients: No need to buy extra fertilizer for the soil for 1 batch.3. Easy to : Insert the pod into the planting basket, fill water tank and plug in. (Seeds not included in the product)4. ATTTENTION: Package does not include planting baskets and germination domes.5. NOTE: Our smart sponges are not suitable for devices. Hydroponic Indoor Garden Smart Sponge with Nutrients, Replacement Grow Pod, Pack of 16 ( Seeds Not Included)size:3.3cmMaterial:spongecolour:BrownPackage Contents:16 x Plant Grow SpongesOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.