Using this eye wash cup, you can flushes out debris and dust from your eyes everyday and keep your eyes clean and healthy. It should be in every medicine cabinet as it helps refresh your tired and red eyes. There is no leakage or sharp edges so you can easily and safely use this product to clean the most delicate part of your body. This product is designed with glass that is far better than plastic or any other such material. This product is really amazing as this is easy to carry and clean. The glass quality is too good and it is worth buying. Yes, you can use it in the morning to keep your eyes clean. You just need to dip your eyes into it and yes, you can also BOIL it to sterilize it.