It's a good video of real amateurs showing the world their playtime. People are critical of them not showing their faces. I dare those people to upload a porn video of themselves if they are are a bank manager or senior nurse and are the secretary of the local Rotary club, their are limits to what society finds acceptable.
8mm bungee (shock) cord is better than rope. Rope can be uncomfortable after an hour but bungee cord gives a little so older knees and hips do not suffer. Plus it is fun watching them trying to close their legs during a prolonged orgasm and watching them give up because they cannot keep up the straining of their leg muscles. Old car seat belts and velcro make good ankle and wrists manacles.