Used for events like field trips and sports days. The outer cover shows signs of use. Thank you for viewing! This is a 1-liter thermos (THERMOS) water bottle, known for its high cooling performance. This large-capacity model is perfect for replenishing fluids during club activities, sports, and outdoor activities. The specifications based on the manufacturer's official website are as follows: 【Manufacturer's Specifications】 • Model Number: FFZ-1001F (BKY) • Capacity: 1.0L • Cooling Effect: Below 9 degrees Celsius (6 hours) • Size: Width 8.5 x Depth 8.5 x Height 27.5cm (excluding pouch) • Weight: Approximately 0.4kg (including pouch) • Opening Diameter: Approximately 4.5cm (Large ice cubes can be inserted directly) 【Product Features】 • One-Touch Open: Easy to unlock and open with one hand. • Cooling Only: The vacuum-insulated structure keeps drinks cold for a long time, even in midsummer. • Washable: Both the main body and the pouch can be washed with water for hygiene. • Impact-Resistant Pouch: Durable EVA resin is used for the bottom. Protects the bottom of the bottle from impact. *Please consider this item, understanding that it is a used item and has been stored at home. Instant purchase is also welcome! #THERMOS #Thermos #WaterBottle #SportsBottle #1L #ClubActivities #Outdoor #Camping #HeatstrokePrevention