No more red wine stains on grandma's white table cloth;Easy to use: just roll it up and drop it in the neck of the bottle, rinse and re-use again and again;Portable... just drop a handful in your pocket for easy transport... lies flat, not bulky or heavy;Food grade and lab tested... if it doesn't say WineDisc on the packaging, then it isn't;100% of the Amazon ratings are from actual paying customers... no quid pro quo here