Booties are designed to blocks or diffuses the light between the frame and the actual Rag. They are held in place by rare earth magnets at approximately 4 foot intervals attached to the fabric. Nothing penetrates the Rag fabric such as safety pins that may cause damage. Each panel has cut outs for “ears” at in the middle and at the 5 foot mark when used as a fly swatter.Made for all standard frame sizes Available in most Technical Textiles