4 Strand 31' Medium Diameter Head Rope XXS, XS, S, MS 100% Nylon HYPHD The first four-strand in Cactus Ropes' arsenal, the Hypnotic is heavy-bodied, durable and gives smooth performance in all conditions. Its 100% nylon composition makes it the rope of choice in hot weather. Cactus Ropes creates high quality team ropes, kid ropes, ranch ropes and more for all your roping needs. If you want quality, go for Cactus Ropes!