These are my favorites: http://store.averagebroz.com/shop/gear/lifting-straps/
I use them for power shrugs and weighted pull ups (probably quit this soon). As I warm up for the shrugs I do them without the straps until I can't hold the weight, then add them. I've got some cheap cotton straps, I need to get some better ones as I am sure they'll break at some point.
was thinking about these http://www.ironmind.com/ironmind/ope...in/straps.html
These are my favorites: http://store.averagebroz.com/shop/gear/lifting-straps/