HOUSWEETY 4PCs Silver Tone Stainless Steel Pinch Clips Bail Connectors Findings 11mmx9mm Approx:11mm x 9mm( 3/8"x 3/8");Hole size: 9.3mmx6.7mm( 3/8"x 2/8") Thickness: 7mm( 2/8"); Main Color:dull silver tone(not silver plated); Main Material:Stainless steel(Cadmium Free); High quality stainless steel,no fading, nondeformable,allergy free; Environmental protection,beautiful appearance,light weight,convenient installation.Beware of swallowing by children. Perfect findings for a variety of jewelry making.Every findings has its unique design and style and theme, hence the jewelry made with them are unique and represent your own fashion.