Specifications Material: ABS + TPR + Silicone Dimension: 14 * 3.7cm / 5.5 * 1.4in Package Included: 1* Water Filter Straw Features Lightweight and compact emergency water filter system. Removes waterborne bacteria and parasites, and reduces turbidity. Purify up to 5,000 liters of water, down to 0.01 microns. Soft cap protects the straw free from dust and stains. Durable ABS material ensures long service life. Perfect for outdoor adventure, emergency preparedness, camping, hiking, backpacking, etc. Notes 1. Please allow slight measuring deviation due to manual measurement. 2. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you 3.Please leaving a message before you give the bad feedback, if the products have some problems.Thanks for your understandings.