A red evil eye bracelet with 7 knots is a common amulet in many cultures to protect against envy and evil. It is believed that the red bracelet helps ward off negative energies and attract good luck. Each knot on the bracelet can represent different meanings depending on cultural tradition. If you want to get a bracelet like this, you can look for it in stores specializing in esoteric items or online. I hope you find the one you're looking for!