nostr:npub1sl8kylr2n9gpnfdg5k5jv9dwda5xm9chuyt73gz4mcl88q5fa0tser5emg nostr:npub1pnpez7cn4h04pxg07dmmklzyz7u7fm0w2ddrw220qh785rq3m42ql452zw my ring, pure carbon fiber, is made from a single sheet of carbon fiber, it is them spun by hand on a lathe and formed to order in the size that i ordered. a brick of carbon fiber is around $1000, you then have to pay someone to make it, and ship it. i think the $100 they regularly charge for the ring is very reasonable.