To wash the hard places, you may dilute a teaspoon of vinegar in the cup of water and use a sponge to wipe thoroughly clean. A friend of mine tipped me off to these helpful little water bottle holders, produced with ribbon and also a rubber O-ring (located in the https://simonwfnvd.blogmazing.com/21579147/rumored-buzz-on-shoulder-strap-water-bottle-holder