4 Pack each STAS Moulding Hooks + Perlon Cords with Loop 59" + Zipper Hooks- (59" perlon cord, White) Value pack of 4 Includes Free Fast Shipping Picture rail kit: Indestructible white molding hook + transparent perlon cord 59" with loop + adjustable zipper hook- Packet of 4 each Max. weight capacity: each zipper hook holds up to 33 lbs, for heavier frames add another kit to double the capacity Rearranging your pictures is as simple as moving the hooks around!