Addicted2Knit have some really unique knitting yarn for sale in their online shop plus a large of other knitting paraphernalia including needles, patterns and notions.
If you are looking for luxury knitting wool then have a look at these on sale from The Little Wool Company. They rear their own Alpaca's so check out their very own range called Chilla Valley Alpaca. They also stock the lovely Artesano Yarns including Artesano Hummingbird.
On a slightly different note we found some lovely dress fabric online for sale from Just Sew in Penrith, Cumbria. If you live in the area then drop by their shop which has a large range of fabric for patchwork and quilting.
Finally if you are looking for some beads to add the finishing touches to your craft or jewellery making project then you'll find everything you need from beads to findings on the Beads and Bows website.