Best Value! 3-Pack - Glass Hanging Orb for Plant Terrarium or Votive Holder 4 1/2" 3 Orbs at a great price! Perfect as a hanging Terrarium for Air Plants (Tillandsia). Includes the Glass Home Gardens "Guide to AirPlants" 4.5 inches high, 4 inches wide with a flat bottom and top loop for hanging Large 2.5 inch opening with small vents for air circulation Clear glass allow full spectrum light for your plants Can also be used with votive candles, great for children's art projects