A Prime Line® Exclusive!** 18 oz. (532 mL) double wall (304 18/8) powder coated Stainless Steel vacuum insulated bottle with Polypropylene Plastic lid. Lid function: Screw on/off with pop-up tab for drinking. Designed for use with both hot and cold beverages: Keeps contents Hot 6 Hours, Cold 18 Hours. Hand-wash only. Do not microwave; do not place in freezer. Logo restrictions may apply to this product. **CO2 Laser engraving is not available on Silver color*** Vibratec available for Silver color only.*24-hour rush service only applies to catalog quantities up to 288 units.