Initial Setup:1. Before first use, wash the mug thoroughly with warm, soapy water.2. Rinse well and dry completely.Compatibility:- Microwave Safe: Easily reheat beverages or warm contents.- Freezer Safe: Ideal for chilling the mug before serving cold drinks or for storing individual frozen desserts.- Dishwasher Safe: Convenient for everyday cleaning.- Oven Safe: Info needed: [Please refer to official Le Creuset documentation for oven safety, as the product description does not explicitly state it.]Care and Maintenance:- Cleaning: The enamelled surface is designed for easy cleaning. For everyday cleaning, wash with warm, soapy water. For more stubborn residues, a non-abrasive scrubber can be used.- Stain Resistance: Its durable enamel resists staining, ensuring the mug maintains its vibrant Flint colour over time.- Chipping & Cracking Resistance: While highly durable, avoid sharp impacts or extreme thermal shocks (e.g., placing a very hot mug directly into ice-cold water) to preserve its integrity.- Scratch Resistance: The enamelled finish is scratch-resistant, but using metal utensils aggressively inside the mug should still be avoided to prevent any potential marks.