Glass Dropper Pipettes, 4" Glass with Rubber Bulb and Straight Tip. Laboratory pipettes have quality black rubber bulbs. Clear, flint glass dropper tube measures 4" long, 5" overall length with the squeeze bulb. Durable, washable, reusable. Accurate dispensing for single drops or multiple drops, making them an essential laboratory tool for all types types of applications. Pack of 12.

• 4" Glass Tube, 5" Overall Length
• Dimensions: 5 x 0.4 x 0.4 inches
• Durable, Washable
• Straight Tip, 
• Quality Rubber Bulb for Accurate Dispensing
• Boxes of 12 droppers