4 Pack each STAS Moulding Hooks + Perlon Cords with Loop + Zipper Hooks- (78" perlon cord, White) Value pack of 4 Includes Free Fast Shipping Picture rail kit: STAS molding hook (choose white, chrome or brass / gold) + transparent perlon cord with loop (59" or 78") + zipper hook- Packet of 4 each Max. weight capacity: each zipper hook bears loads up to 33 lbs Rearranging your pictures is as simple as moving the hooks around!