Zydeco Washboard"Gator" Key of Z Rubboards Free Scratchers Frottoir Scrubboard Percussion Instrument Hand Made Louisiana Made By Tee Don Authentic Original (Not Real Gator Skin) Welcome to Key of Z Rubboards. Often Imitated,never Duplicated. The Authentic Original Rubboard since 1946. Handcrafted to perfection by a french speaking Cajun in deep south Louisiana USA. Ribbed playing surface 13 inches wide X 21 inches long Special rib bending process used for that one of a kind Key of Z Resonate Sound. Much time and effort is spent on hand smoothing and polishing all edges