Using a special molding process, our premium silicone material is finished with an ultra-premium silicone spray finish that reduces hair grab. The rings do not look imposing but can provide both a gentle or aggressive level of restriction - simply add or reduce the number of wraps. On each package, you will find an approximation of the wraps attainable for each cord length to achieve functional restriction. Of course, the longer the ring, the more tension range available. In trials, all 4 sizes were worn by our testers,