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Get instant access to clean, crisp drinking water anywhere nature takes you with the Purewell Personal Portable Water Filtration Straw. Designed for trail hikers, backpackers, global travelers, and disaster preparedness, this ultralight 5-stage filter transforms raw freshwater from rivers, creeks, and ponds into safe hydration with zero wait time. Key Product Advantages: 5-Stage Precision Filtration: Integrates 0.1-micron hollow-fiber membranes with premium coconut-shell carbon, double PP cotton, and filter balls to intercept micro-plastics, heavy sediment, and chlorine while improving natural taste. Detachable Ends for Easy Cleaning: Unlike permanently sealed straws, both ends can be easily unscrewed for hassle-free flushing, preventing mildew buildup and unclogging sediment on extended treks. Certified Drinking Safety: Certified by SGS and NSF testing standards. Crafted from 100% food-grade, BPA-free ABS casing that withstands drops and rough trail use. Long Service Life: Filters up to 1,000 liters of water liminating thousands of single-use plastic bottles from landfills. Multi-Configuration Hydration: Sip straight from the water source, screw onto standard 28mm threaded water bottles, or pair with gravity water bladders for hands-free dispensing. Product Specifications: Brand: Purewell Color: Blue Filtration Precision: 0.01 Micron Purification Stages: 5-Stage Composite Filtration Filter Capacity: Up to 1,000 Liters (523 Gallons) Dimensions: 5.9" L × 0.78" Diameter Weight: ~2 oz (57g) Certifications: SGS & NSF Tested Body Material: Food-Grade, BPA-Free ABS Plastic Applicable Scenarios: Hiking, Backpacking, Camping, Fishing, Bug-Out Bags, Hurricane Kits, and International Travel Package Includes: 1 × Purewell Personal Portable Water Filter Straw (Blue) 1 × Hygienic Dust Cap with Lanyard 1 × User Manual