Yes, we can provide 1-2 sets of free samples if you have definite purchase intention.

We will guarantee the correct quantity, high quality and good function of the products. All our products are made of non-toxic materials. After you receive the goods, if there is any missing or damaged, we will replenish the goods for you.

Store in a cool, dry place.

The speed of water will be affected by the water temperature and the ambient temperature. Summer is faster than winter