Perfect Fit XPlay Gear Slim Ribbed Cock Rings 2 PackThis version of our original Ribbed Ring has a smaller band cross section resulting in 33% material reduction, the end result is a stretchier ring with a more gentle restriction. The Ribbed Ring is a customer favourite when it comes to donut style rings. The PFBlend in the rings stretches more than most TPR and Silicone rings of the same style. Made of PF Blend a proprietary blend of Silicone and TPR developed to provide superior stretch, comfort, and