LifeStraw Go Series Stainless Steel 1 L Water Bottle w/Filter Black 1 Liter. The stainless steel BPA-free bottle filters out nasties so you can fill up from airport bathrooms a tap in Mexico or a gas station while road-tripping. The advanced 2-stage filter improves taste and protects against bacteria parasites microplastics chlorine silt sand and cloudiness. The double wall vacuum insulation keeps your water cool all day. Do good on the go and avoid single-use plastic bottles. For every purchase a child in need receives safe drinking water for a year. Specifications for LifeStraw Go Series Stainless Steel 1 L Water Bottle w/Filter: Manufacturer: LifeStraw Volume: 34 oz 1 liters Additional Features: Carbon Filter Application: Running Work Outdoor Everyday Casual Climbing Pore Size: 0.2 microns Height: 11 in 28 cm Age Group: Kids Adults Fabric/Material: Silicone Carbon BPA-Free Seasonal/Temperature Use: All Seasons Weight: 624 g Hydration Cap Type: Sport Cap Included Accessories: w/ Filter Gender: Unisex Diameter: 100 mm 4 in Quantity: 1 Features of LifeStraw Go Series Stainless Steel 1 L Water Bottle w/Filter IMPROVES TASTE: the Carbon filter reduces chlorine odors + organic chemical matter FILTERS OUT CONTAMINANTS: the Membrane microfilter protects against Bacteria Parasites Microplastics sand dirt and cloudiness LONG LASTING: The membrane microfilter lasts up to 1000 gal (4000 L). Carbon filter lasts up to 26 gallons (100 L) - about two months. SAVES WASTE: The membrane microfilter saves 8000 single use plastic water bottles LifeStraw is proud to be a B Corp and Climate Neutral Certified brand committed to meeting the highest standards of verified social and environmental performance transparency and accountability Package Contents: LifeStraw Go Series Stainless Steel 1 L Water Bottle w/Filter LifeStraw LGV41SBKWW: Go Series Stainless Steel 1 L Water Bottle w/Filter Black 1 Liter