Yes, it is often possible to request a sample from the supplier to ensure the quality and appearance of the customised thermal flask singapore meet your expectations. Some suppliers may charge a fee for samples or provide them free of charge depending on the circumstances.
The minimum order quantity varies among suppliers, but it typically ranges from around 50 to 100 units. However, some suppliers may offer lower minimums for certain customization options.
The production and delivery time can vary depending on the complexity of customization, order quantity, and the supplier's production schedule. It's best to discuss the timeline with the supplier to ensure your flask printing are delivered within your desired timeframe.