My new favorite "toy"!!! I love these needles & I finally sprang for the whole set:-)
Handmade Interchangable Knitting Needle Roll Up by AtelierDeSoyun
Make your own Boye circular needles. @Kim Rugg-Howard This may or not help you with your problem, aka bad dog chewed through cable.
Leather Case for Knitpicks Interchangeable Knitting Needles
How much do you love it? Interchangeable needle case; link to tutorial.
Hack a CD holder to store and organize interchangeable knitting needles | by aco-kuro, via Flickr
Interchangeable knitting needle case by mybonnykate on Ravelry
Love the case. But it's too small! ..... I would just widen this to accomodate more needles and may need to make more than one!
Stiffened felt pages for interchangeable knitting needle tips by CrookedHooker on Ravelry