The Milton Optima 350 is a compact vacuum-insulated Thermosteel flask (often categorized as a "flask mug") specifically designed for portability and versatility.

Key Features

Insulation: Features double-walled vacuum technology with an internal copper coating to maintain temperatures for up to 24 hours (cold) and 12–18 hours (hot).
Material: Constructed from high-grade 18/8 (SS 304) food-grade stainless steel, making it rust-proof, durable, and safe for beverages like tea, coffee, or juices.
Unique Lid Compartment: Features a specialized storage compartment in the lid for carrying small essentials like sugar cubes, medicines, or tea bags.
Leak-Proof Design: Equipped with a secure screw-type lid that prevents leakage, allowing it to be safely carried in bags or backpacks.

Specifications

Capacity: 350 ml (Actual usable capacity may be listed as 340 ml in some regions).
Dimensions: Approximately 7.4 x 7.4 x 17.8 cm.
Weight: Approximately 300 grams.

Usage & Care

Cleaning: Hand wash only with mild detergent is recommended; it is generally not suitable for microwave use.
Versatility: Its wide-mouth design facilitates easy pouring and makes it suitable for liquid foods like soup, dal, or sambar.
Pre-Conditioning: For optimal results, pre-rinse with hot water for hot drinks or cold water for cold drinks for 2–5 minutes before use.

MILTON FLASK OPTIMA 350 MILTON FLASK OPTIMA 350