TACX Shanti Smoke 500CC Water Bottle
This shanti bottle has a membrane lid that can be twisted open and close with one quick and easy move. When the bottle is locked, you can't drink from it and its content is locked can't leaked out, which is ideal if you place the bottle inside your bag. When the bottle is open, its constantly ready for use, to use a simple squeeze suffices. Only when you squeeze the bottle, the liquid will come out in exactly the right quantity. The membrane ensures the bottle's content doesn't leak out.