Neck Collar - Polished stainless steel, removable O-ring Heavy Collars the device must only be

the device must only be used with a power bank and never connected directly to a wall socket

The integrated padlocks are fixed and non-removable

after which the upper section is positioned and secured using the included screws

All 3D-printed components are designed and produced in our Berlin studio

Neck Collar - Polished stainless steel, removable O-ring Heavy Collars the device must only beA polished collar with removable functionality. This stainless steel neck iron combines a clean, circular form with a detachable O ring for expanded use. Worn without the ring, it presents a minimal and refined silhouette. With the ring attached, it becomes a functional attachment point for chains, connectors, or other compatible restraint elements. The polished finish gives the piece a defined presence, whether integrated into a structured bondage