A set of temporary sights to fit on a scope has a first sight unit comprising a stretchable, resilient first ring adapted to be positioned on an end of the scope, a single, radially-protruding first sight member, a second sight unit comprising a stretchable, resilient second ring adapted to be positioned on an end of the scope, a radially-protruding sight comprising two uprights protruding from the ring, a top closure and a horizontal crosspiece connecting the uprights between the top closure and the second ring. The top closure, uprights and second ring may define a rectangular opening bisected by the horizontal crosspiece to define an upper and lower opening. The first sight unit may be adapted to mount over the front end of the sight, and the second sight unit is adapted to mount over the rear end of the sight.