Feature: 1. Can hold a 750ml bottle(not included). 2. 3-point attachment prevent it wag from side to side. 3. Frap the drawstring in the extended part to prevent the bottle from falling out during Cycle. 4. Foil inside is insulated to keep your drinks cool in summer and warm in winter for a time. 5. Wear resistant polyester for long time use. Specification: 3-point attachment prevent it wag from side to side and you can frap the drawstring in the extended part to prevent the bottle from falling out during Cycle. Special foil inside is insulated to keep your drinks cool in summer and warm in winter for a time. Feature: Can hold a 750ml bottle(not included). 3-point attachment prevent it wag from side to side. Frap the drawstring in the extended part to prevent the bottle from falling out during Cycle. Foil inside is insulated to keep your drinks cool in summer and warm in winter for a time. Wear resistant polyester for long time use. Specification: Material: Polyester Color: Blue / Grey (optional) Capacity: 750ml Size: 15.5 * 8.5cm / 6.1 * 3.3in Package weight: 150g / 5.2oz Package List: 1 * Bike Bag Note: The bottle is not included. Package List: 1 * Bike Bag Note: The bottle is not included.