Size Overall Length: 25mm (height) x 38mm (width) Inner Diameter: 20mm (height) x 32mm (width) Wire Diameter: Approximately 3mm This size allows for 30mm wide bag straps to pass through. I will be listing various unused materials little by little(*´-`) I will be selling them at a lower price than what I purchased them for, so please consider them☆ Bundle discounts are also available. Please feel free to contact me. Although it is a new, unused item, Please purchase it if you understand that it has been stored at home☆