Enough quantity:16 pieces of clear plant watering globes in total,all they are grey blue,enough quantity will meet your needs for watering plants. Easy to use:Just fill water into the garden self-watering bulb and insert it into soil,then the water will flow out slowly to water your plants. Clear material:The automic watering device is made of high quality PVC material, and durable,you can see the remaining water inside through the clear material. Size:Each clear plastic watering bulb measures 2 inch in diameter,5.3 inch in length,suitable for small size of plants. Range of use:These flowers irrigation tools are great for many different kinds of indoor or outdoor plants,such as potted plants,hanging basket plants and garden plants,they will water your plants automatically for up to 1-2 weeks.If the soil is dry, the water will be absorbed by the soil faster. Colour: Blue Material: PVC Package Contents: 16 * Watering Globes Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.