With STAS zipper hooks you can hang your paintings, photo frames and other wall decorations perfectly.The deluxe zipper hook is so simple to adjust that you can hang your decorations at the right height in an instant.Press the side button to adjust the height then release the button and the zipper hook automatically locks in place.The zipper hook in combination with the perlon cord can bear a load of up to 15kg per hook, in combination with the steel cable it can bear a load of up to 15kg per hook.For heavier artwork distribute the weight with 2 hooks and cords.For more purchasing options view our full selection of products sold by Shades Picture Hanging.Perlon cords and steel cables sold separately.