1 Pair Of Rowing Machine Footstraps For Concept 2 Rowing Machines C, D & E “Brand New” Best Quality On Amazon Highest Quality Straps On Amazon, These are made of 100% Heavy Duty Cotton Webbing Very Strong, Comfy, Durable & Easy To Install unlike the alternative polyester type straps that are available on ebay. Free Rapid Next Day Delivery. Will fit most other rowing machines, All Packed Sealed And Ready To Post, 24″ These Fit The Older Concept 2 Models B, C & Pre 2006 Model D 30″ These Fit the Newer Concept 2 Models D2 & E,