COMMAND. Made to Play Hard. Sir Richard’s Deluxe Cuff Set for those who crave control. Deluxe Cuff Set features longer straps for added versatility and includes a separate Heavy-Duty Extension Strap to expand restraint options. Firmly secure wrists or ankles to suit your bondage-play. All heavy-duty straps are thick, durable industrial-strength nylon straps that feature fully adjustable stainless steel lock rings, allowing for a controlled, custom fit every time.