Biomed Solutions 5Pcs Pipette Rubber Bulb Dropper Rubber Caps Laboratory Suction Ball,Pear Shaped Fit for 1ml 3ml 5ml 10ml 15ml 20ml Pipettor.

Material : rubber Color : blue Hole inner dia : 6mm/0. 23inch; Outer dia: 12mm/0. 47inch Bulb dia : 35mm/1. 4inch; Total length: 55mm/2. 2inch With the high quality rubber materials and perfect design ensures maximum suction at all times. Strong, durable and will not melt or crack even at high temperatures, is comfortable to hold and squeeze at any angle. Package included: 5 x pipette rubber bulb.