Description These glass weighing funnels are designed to hold samples for weighing on a scale, and then pour the contents through the glass funnel into a vial or other container. It is made of glass, so you dont have to worry about bending, so you can use it with peace of mind. Features - Color: Transparent. - Material: Glass. - Size: 4.00X1.50X1.50cm/1.57X0.59X0.59inch; 6.00X2.00X2.00cm/ 2.36X0.79X0.79inch; 7.50X2.50X2.50cm/2.95X0.98X0.98inch. - Excellent and safe, lightweight and durable weighing boat for mixing and measuring solids and powders. Use multiple times for quick and easy cleaning. - Accurate measurement. The non-stick surface prevents sample loss, excellent and practical. - The glass weighing funnel has a large package range, which is not afraid of tipping, and the shape and weight are uniform. - Flexible and easy to pour. Transferring powders is easy, perfect for labs experiment use. - Glass material, can withstand dilute acid and weak acid, aqueous solution, alcohol and alkali. Package list: 3 x Glass Weighing Funnels