As in the 2008/2009 Premier League ball? You can buy that in any high street sports shop in the UK. If you live outside the UK, just type it into Google and you will be able to find it easily.
no its just like the normal ones
t90 omni ball - http://www.epltalk.com/wp-content/uploads/2008/06/official-premier-league-ball.jpg
''omni'' is a term meaning all totally e.g omni-present (be in many places at the same time), omni-science (knows everything to infinity) While multi stand for many especially more than two e.g multi-lateral (more than two contries).
Omni tires are made by Omni United in Singapore. I have no reports of whether they are good or not.
There are many types of Materials for coats. There are "wicking" materials, (wicking means ability to like soak up sweat) witch are: Polypropylene Nike Dry-Fit Omni-Dry Gortex Wool There are also materials that can Keep you warm and dry. Such as, Omni-heat and wool There are some materials used for a coat =)
Omni - magazine - was created in 1978.
Omni - magazine - ended in 1998.
The Omni Group was created in 1989.
Omni-ID was created in 2007.
Omni Superstore ended in 1997.
Omni Superstore was created in 1986.
Dodge Omni was created in 1978.