Braided Rope-Like construction makes it the safest and toughest tubing on the market
Stands up to the most demanding strength training exercises
Durable enough for all training environments
Resistance Level 3
Power your workout with the new Strength Cord from SPRI! The Strength Cord offers all the benefits of the SPRI Xertube and more. Four SPRI Tubes have been braided together for added durability and performance creating a powerful strengthening tool for the entire body! Resistance Level 3 which has more resistance than the Purple Xertube. This is not for your average person