[Material]: High quality PP plastic, professional for plant breeding, gives the opportunity to grow a variety of plants. No worries - the plant propagation pod is guaranteed to be safe for parent plants and does not cause no damage when propagating [Size]: diameter 8cm, high pressure branch size: 7-12mm. [Plant propagator]: uses the ancient method of air layering which involves growing roots directly on the branches to replicate your existing plants and produce a new one. [No Harm]: Causes no harm to the parent plant as it only uses a small branch on the plant you wish to clone, thus creates little or no disturbance and does not disturb the natural growth of the plant. [Reusable]: the hulls of multiplication are strong and durable enough to be reused over and over again so you can clone more e plants as you wish. Fix and clone your existing plants with ease and hassle-free, thanks to the Plant Propagation Air Layering Pod