- 100% Silk - Crystal Embellishment - Metal Ring Detail - Elasticated Strap Our Sisi Society Ring Headband is quintessential CAMILLA; a luxe silken adornment with custom hardware and intricate embellishment. The print is inspired by the frescoes in the Bergl Rooms of Hofburg Palace in Vienna. A dreamlike landscape realised in lilac hues is glimpsed through ornate frames, lush botanicals, and painted coral birdlife.