NIGHT BLACK tpr/silicone Do-Nut Cockring in new NIGHT EDITION….velvety silicone finish PLUS + silicone blend, TRP for amazing stretch + silicone for a rubbery warm feel. NIGHT BLACK color is a deep dull-finish black that feels warm and silky-smooth, less grippy, it glides on…more like vintage black rubber- it looks rich and deep and feels super slick. DO-BUT 2 is OXBALLS upgrade on the traditional jelly Cockring.