1. Features: - A lightweight and compact emergency water filtration system. - It can remove bacteria and parasites from water and reduce turbidity. - It can purify up to 5000 liters of water with a filtration precision of 0.01 microns. - The soft cap protects the straw from dust and stains. - The durable ABS material ensures a long service life. - It is very suitable for scenarios such as outdoor adventures, emergency preparedness, camping, hiking, and backpacking. 2. Specifications: - Color: Military green/Gray/Green/Military green & Green/Military green & Gray/Gray & Green (optional) - Material: ABS + TPR + Silicone - Size: 14 * 3.7 cm/5.5 * 1.4 inches - Packaging size: 14.5 * 9 * 6 cm/5.7 * 3.5 * 2.4 inches - Single weight: 120 grams/4.2 ounces 3. Package list: Water filtration straw Style B: 1. Color: Green/Blue (optional) 2. Material: BPA - free ABS 3. Water filter size: 128 * 30 mm/5.0 * 1.2 inches 4. Filtration capacity: 1000 liters 5. Flow rate: 550 ml/minute 6. Filtration precision: 0.01 microns (minimum) 7. Silicone straw length: 200 mm/7.9 inches 8. Weight: Approximately 64.9 grams/2.3 ounces 9. Package list: - 1 water filter - 1 carabiner - 1 straw