With self-defense in mind, each ring has a versatile edge that transitions from sleek to sharp in an instant

Designed and cast in New York City

Best-selling Rings

TKO (aka the Total Knockout)


Giving Back

A portion of every Knockout sale goes to SAVI (Sexual Assault and Violence Intervention) at Mount Sinai. SAVI helps survivors of sexual and domestic violence, and collaborates with coalitions to advocate for policy and legislative changes on behalf of survivors.