I bought mine at Home Depot, they have a section for faucet repair with many different sizes. As for circulation, I'm circumsized so it fits...
I used a silicone o-ring, I think (not sure) it was a #17 or 18, it fits snugly and I can't even tell its there.
I have been reading this thread with interest and appreciate everyone's information. But I think it would help if the reviewers could tell us what...
How about sleeping overnight? I've tried the Cb3000, 6000, and the curve and I just can't get over the excruciating pain at the base of my...