deSade® Round Day Collar - hidden hex lock, O-ring (8mm thick, black) Quick Cuffs which is optimized for reading

which is optimized for reading on a tablet or smartphone

What sets the Pro version apart is its integrated M6 thread

Models up to the end of the 1980s: 100% compatible

The built-in ratchet locking mechanism keeps the cuffs securely closed

5 scenarios (including 3 for magnetic lock or ice lock and 2 with simple releases)

deSade® Round Day Collar - hidden hex lock, O-ring (8mm thick, black) Quick Cuffs which is optimized for readingA refined marker designed for everyday presence. The deSade Oval Day Collar is beautiful locking jewelry made for continuous wear, combining a reduced form with a black finish that remains intentional without becoming overt. It functions as a subtle statement that stays close to the body and integrates naturally into daily life. The rounded 8 mm profile helps distribute pressure gently, supporting long wear without unnecessary strain. A discreet hex