Description: 【Sturdy Construction】: Crafted from quality metal material, this windproof cover is designed to provide longlasting durability and reliable performance during your chemistry experiments 【Ideal Fit】: Available in 2 sizes, small and medium, fit 30ml/60ml ,150ml/250ml alcohol lamps respectively , ensuring a secure and stable placement for safe heating applications in educational settings 【Compact Size】: This Wind cover is compact yet effective, making it easy to handle and store without taking up much space in your lab or classroom 【Enhanced Security】: The windproof design helps protect the flame from being extinguished by drafts or breezes, allowing for consistent heating and reducing the risk of accidents during experiments 【Single Unit Packaging】: Each purchase includes 1 windshield, providing you with exactly what you need for individual use or as a replacement part in your experimental setups Specification: Material: Iron, Brass (Optional) Size Chart: Small: W*H 3.8cmx5cm/1.50inchx1.97inch, Fits 30ml/60ml Lamp or Medium: W*H 5cmx6cm/1.97inchx2.36inch, Fits 150ml/250ml Lamp (Optional) Package Includes: 1 Iron Alcohol Lamp Windshield (Silver Color) or 1 Brass Alcohol Lamp Windshield (Golden Color) (Optional) Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.