Features:Strong Magnets: The curtain magnetic buttons are made of alloy. The unique pin buckle design makes it firmly fixed on the curtain without sliding and falling off.Secure Curtains: Two magnets stick to each other,hold the curtains in place,prevent the curtains from fluttering around,and prevent sunlight from leaking. Helps create a better sleeping environment.Wide Application: These curtain weight magnets can be used for curtains,tablecloths,shower liners,refrigerator magnets and more. Lightweight and portable. Great for home and hotel or outdoor use.EASY TO USE: Unplug the bottom button,insert the needle into the shades,then reinsert the button. To detach it,simply grab the top of the button and pull it out. No additional tools are required.Easy to install: Easy and quick to install,no need for tools,no seams and no nails,easy to install.Notice:1.Actual color may be slightly different from the image due to different light effect2.Please allow 1-3cm deviation due to manual measurementDescription:Material: alloy + magnetsQuantity: 1 pair,3 pairsSpecifications: 17mm,20mm,25mmUses: curtains,screens,home furnishing