Truck steering wheel covers...........

[B1B Keven]

saw these on e-Bay.

 

http://www.ebay.com/itm/261302717226?ssPageName=STRK:MEWAX:IT&_trksid=p3984.m1423.l2649

 

[P15-D24]

Wheelskins also makes a great, tight fitting leather cover. 

[Scruffy49]

Any truckstop should have them in stock. You can also get them at any big rig dealership. Lace on or rubber slip on types. Usually around $8-12 plus tax.