The 750ml and 1000ml Flair Bottles are high quality and very durabile. They are made of thick PCVC and have about the same weight asa glass bottle. The 750ml bottle is the most common size at it fits into the shaker cup, and is a more common sized bar bottle. The bottles are hollow and come with a pour spout if you want to practice flair with liquid in the bottle. These bottles are officially endorsed by the Flair Bartenders Association. If you want to see good video on flair there is a yearly flair bartending competion in Las Vegas each year with lots of good footage.
750ml Flair Bottle 750ml
weight 16.7 ounce (472 grams)
1000ml Flair Bottles
weight 18.3 ounce (520 grams)
bottles are the same dimensions as a glass bottle