Icon Clear Plastic Water Bottle 1000ml Portable Drinking Bottles For Sport - Volume Markings Help You Gauge Water Intake. - Attached Loop-Top Lid Easily Screws On And Off - Wide mouth makes filling, cleaning and drinking easy - Suitable For Temperature From -20 to 120 Degrees Fahrenheit; - Water Bottle Is Made Out Of Tritan, Which Provides High Impact Resistance And Won't Stain Or Retain Odors. 100% BPA Free.