Atomic Jock Do-Nut 2 Cock Ring TPR Red from Oxballs. Super stretchy and tough, but firm and feels great on. Compatible with most lubes, oil based not recommended. Care wash with warm soapy water and air dry, store separately. Made using body safe phthalate free materials Thermoplastic Rubber TPR. No PVC or Vinyl. Restricted, Amazon fully Restricted. 2022.