his spare plain lid is specially designed to be compatible with Milton Thermosteel bottles of 350ml and 500ml capacity. It is an ideal replacement for worn, broken, or missing lids, helping you restore the functionality of your vacuum flask without replacing the entire bottle. Made from BPA-free, food-grade materials, the lid is safe for daily use and ISI certified, ensuring trusted quality and durability. The leak-proof screw-fit design prevents spills and maintains temperature retention for both hot and cold beverages. Suitable for office, travel, gym, or outdoor use. ⚠️ Note: This listing includes only the spare lid. Bottle is not included. Keep your beverages at the perfect temperature with this genuine Milton Thermosteel replacement lid. Specifically designed for 350ml and 500ml vacuum flasks, this black lid ensures a secure, leak-proof seal to maintain your drink's temperature. The lid features a robust screw-on design with clear 'OPEN' markings for easy use. Made from high-quality, BPA-free materials, this replacement cap is perfect for both hot and cold beverages. The lid's durable construction includes multiple threading layers for a tight seal, preventing any unwanted spills in your bag or during travel. Compatible with Milton's popular Thermosteel range, this replacement lid helps extend the life of your vacuum flask. The practical black colour maintains a professional appearance while the ergonomic design allows for comfortable grip and easy opening. Whether you're carrying hot coffee to work or cold water for your workout, this replacement lid ensures your Milton flask performs perfectly.

• COMPATIBILITY: Designed specifically for Milton Thermosteel vacuum flasks of 350ml and 500ml capacity, ensuring a perfect fit
• LEAK-PROOF DESIGN: Features a secure threaded closure system that prevents spills and leaks, keeping your beverages safely contained
• MATERIAL QUALITY: Constructed from durable, BPA-free plastic that maintains the temperature of both hot and cold beverages
• EASY HANDLING: Ergonomically designed cap with textured grip pattern for convenient opening and closing
• MAINTENANCE: Simple to clean and dishwasher safe, with clearly marked 'OPEN' indicator for user convenience