Artbeads has recently added the stiff stuff you're asking about. The item # is LSS-001 for one sheet.

Embellishment rings are fun, trendy and simple to decorate. Need inspiration? You can find our embellishment ring design ideas in our Learning Center via the following link:

http://www.artbeads.com/bling-ring-designs.html

You can certainly use organza ribbon to string a necklace; due to its delicate nature, however, you would want to avoid hanging large, heavy pieces from the ribbon.

For an example of how to incorporate organza ribbon into your jewelry, designs, check out the following design idea in our Learning Center:

http://www.artbeads.com/tidal-treasures-shell-necklace.html

You can find several keychain and cell phone charm ideas in our Learning Center via the following link:

http://www.artbeads.com/lc-crafts-apparel-accessories-clothing.html

We have used the felt beads in a few different ways. Below you will find our free design ideas using various felt items:

Spooky Spiders
http://www.artbeads.com/spooky-sparkly-spiders.html

Snowman Ornament:
http://www.artbeads.com/snowman-ornament.html

Santa Ornament:
http://www.artbeads.com/santa-ornament.html

Halloween Earrings:
http://www.artbeads.com/festive-felt-earrings.html

Here are two free designs of how we used the felt eggs:

http://www.artbeads.com/petal-power-egg.html

http://www.artbeads.com/spring-fling-egg.html

Here is a free design idea from our Learning Center that demonstrates how we embellished a bookmark:

http://www.artbeads.com/fataboma.html

It is recommended to use an air tight container or zip lock bag with tarnish strips to ensure that the beads won't tarnish.

The Black Leather Encased Metal Cuff (Product Code: CUFF01) can only be embellished by gluing onto the cuff. There is not enough material or padding on the front of the cuff to stitch beads or charms onto it.

Here is a free design from our Learning Center that shows how we embellished a Christmas stocking:

http://www.artbeads.com/christmas-swarovski-stocking.html

You can checkout Artbeads' learning center for free ideas and tips. They have a lot of jewelry designs that you can use for free. I've called their customer service line a few times with questions, and they were very helpful.