Description _x000D_ _x000D_This item is a pipette filler, which is made of durable rubber. Three-way suction for different situations. The filler bulb is suitable for mining, agricultural research, food, chemistry laboratory, teaching, and so on. _x000D_ _x000D_Features _x000D_ _x000D_- Material: Rubber. _x000D_- Size: 13.00X6.00X6.00cm/5.11X2.36X2.36 inch. _x000D_- Comprises a bulb and three pinch valves controlling influx and efflux of pipette contents. _x000D_- Wide range of applications: Used in various chemical experiment departments. _x000D_- Efficient one-handed operation-through three valves to control the air discharge, liquid absorption and liquid distribution. _x000D_- The design can help you save time and effort when using it. _x000D_- Fine workmanship and creative appearance ensure its popularity and practicality.Packing list1 x Pipette Filler Bulb