DescriptionThis stir bar is made of premium PTFE material, safe, durable and useful. It is used for helpingstir a liquid or solution in biological, chemical, and research laboratory applications. Lightweight and compact size, easy to use and operate, simple and convenient.Features-Color:As Shown -Material:PTFE -Size:28.50X4.00X0.70cm/11.20X1.57X0.28in -The laboratory chemical stirring bar is durable and safe, practical and useful. -The stirring bar is widely used in the chemical, scientific research and experiments etc. -For most of the chemicals and solvents, small and light, easy to take and use. -Easy to use, suitable for personal or professional use, bring much convenience to you. -Made of premium material, durable and multipurpose, for long lasting use.