There are multiple places to buy sheepskin footwear, although Uggs brand boots are very common. Uggs are available at most retail stores and there are actual Ugg stores.
There are a variety of different kinds of sheepskin footwear and different brands ranging in prices. For popular sheepskin shoes and boots try going to www.uggaustralia.com
If by "Ugg Sheepskin" you mean double face, footwear quality sheepskin, then most sheepskin footwear manufacturers will have a great deal of sheepskin offcuts and scraps. Celtic Sheepskin (www.celtic-sheepskin.co.uk) in the UK can supply a large bag of offcuts / scraps for the cost of the postage.
You can find some medical footwear online. You can find this footwear at www.uniformadvantage.com/pages/dpt/shoes-accessories.asp and www.drewshoe.com/medical-footwear.aspx.
You can go to either of the following websites to find some websites where you can purchase some nurses footwear www.uniformadvantage.com/ or www.uniformcity.com/
One can find stores which carry Dan Post footwear in Ontario, Canada, at two locations. The first is Keleher's Western Wear in Cambridge. The second is Flurries Sheepskin Limited in Concord.
Merril footwear can be found on many sites online. Merril footwear can also be found in many upscale department stores. If you want to find your friend Merril footwear be sure you know the proper size.
You can get military footwear for running from surplus stores and some farm and fleet stores. Also, you can find this type of footwear online at Amazon.
No - UGG boots are sheepskin. Some Emu boots are sheepskin and some are cheaper wool lined suede
There are many places that sell fashionable running footwear. Most popular footwear stores such as Footlocker, Finshline, and especially Eastbay have a wide variety of running footwear to choose from.
Sports footwear can be found cheaply from any retailer of sports shoewear, such as jcpenny, or even a shoe speciality store such as famous footwear.
Zappo.com has an excellent shoe selection. I have read several wonderful reviews for this particular site for fellow bloggers. If you cannot find the particular shoe you are searching for, you may try amazon.com. I have found this site to be a wonderful resource.
The type of sheepskin boots known as ugg boots, or uggs, are made by footwear manufacturers. For more information about uggs, see links below.