I bought the StretchCordz w/ Paddles back in July to workout during the pandemic while the pool was closed. In reality, I used them two or three time. They are like new.

https://nzcordz.com/...ordz-with-paddles-3/

This is the blue resistance: 14-34(lbs) /6.3-15.4(kg)

Selling them for $40 - free shipping.

Hit me up