A great site for double window envelopes is: www.envelopes.com. Not only can you find double window envelopes but they offer variety to fit your needs. If you have a certain color or size you would prefer this is the site for you.
Plastic CD sleeves can be purchased in almost any department or electronics store. Walmart, Target, and Best Buy all have plastic CD sleeves available for purchase.
There are many online retailers that sell CD paper sleeves by the bulk. One can try visiting Amazon, ESupply Store as well as eBay to find paper CD sleeves.
If it's just a demo you might consider getting paper sleeves or just plastic jackets, they're cheaper than the plastic jewel cases. Either way, you can buy them both from this site. My band designed our paper sleeves on this site and just printed them out at home. It's cheap!
http://www.polylinecorp.com is a great location to find cheap CD sleeves. I did some research and was finding CD sleeves ranging from five to eight bucks. This website showed the sleeves priced very low.
A cardboard CD mailer is a thin cardboard slot package that CDs can be mailed in. They can be purchased at many locations. Stores that carry these are Home Depot, ULine and even Amazon.
Most online computer/electronics vendors such as Newegg and TigerDirect sell these sleeves. However, the best deal is usually available at Amazon.com.
Some CD sleeves are double sided so the amount of sleeves you would need to buy range from 100 double sided sleeves or 200 single sided sleeves.I hope this has answered your question.
You should find the plastic CD sleeves you are looking for at any audio sales sites such as Best Buy, Costco, Amazon, etc. Prices vary so I would do some research.
CD cases can be purchased in bulk through a variety of resources. Amazon has many retailers that offer CD cases in bulk with free shipping. Most office supply stores also sell CD cases in bulk quantities.
Cd sleeves are very important to preserve CDs in the best possible condition. They keep them from getting scratched and from skipping or not working altogether.
"Absolutely! CD sleeves are available in a variety of colors, however the basic white sleeves are the most common and tend to be the most cost-efficient especially if you're doing mass production."
The cheapest option for purchasing CD sleeves is in bulk. If you only need some try www.bestbuy.com (they come in packs of 50). If you are looking for more than that, try www.nationwidedisc.com