This pair of luxury cufflinks, perfect for securing double cuffs, has a secure swivel back fastening for ease of use. The knot design, exclusive to Charles Tyrwhitt, adds a touch of sophistication to any formal look. They are ideal for special occasions, smartening up your daily shirts, or as a luxurious gift - presented in a cufflink tin. They are also rhodium-plated, a hypoallergenic metal that resists tarnishing over time.