A look at what is currently available on eBay
 PROSTRETCH SINGLE UNILATERAL STRETCHING SYSTEM US $26.21 
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 ProStretch Unilateral Stretching System - Single US $29.95
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 Pro stretch Unilateral Stretching System Prostretch New US $29.99
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 ProStretch Unilateral - Lower Leg Stretching System US $29.99
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Pro stretch Unilateral Stretching System Prostretch New, ProStretch Unilateral - Lower Leg Stretching System , ProStretch Unilateral Stretching System - Single, PROSTRETCH SINGLE UNILATERAL STRETCHING SYSTEM ,