Sturdy and Durable PP Material — this orchid planter pot is made of food Grade PP,sturdy and last for 10 years in outdoor,especially the inner pot is clear plastic orchid pot,is convenient to observe orchid root growth; outer pot is plastic imitate ceramic texture,it has the portability of plastic orchid pots but also the beauty of ceramic orchid pots. Excellent Aeration and Drainage,Prevent Root Rotting — 360° ventilation holes around the clear orchid pot provide excellent aeration and drainage,the slots inside the clear pot guide roots to grow vertically downward out of holes,prevent root rotting and circling,promote more new roots;also the bottom of outer pot has aeration holes,provide excellent airflow and drainage. Double-layer Design Orchid Planter with Holes,Form Excellent Air Circulation — fresh air enter from ventilation holes of inner pot’s edge, and the exhaust gas is discharged from ventilation holes at the bottom of outer pot to form excellent air circulation; this garden-pot is specially for orchids such as dendrobiums, phalaenopsis, cattleya, oncidium,vanda,cymbidium and so on; it is perfect to decorate your balcony,windowsill,dinning table,office desk, kitchen,living room and bedroom. The Tray with Rebound Device Make Taking Out Clear Pot Easier,Convenient To Observe Root Growth — the tray is installed with a rebound device, gently press the transparent orchid pot, the transparent pot will automatically pop up,taking out the transparent pot directly to observe the root growth.