Thank you for viewing! This is a material suitable for paracord accessories, backpack making, etc. Buckles: Length 5-5.5cm Hole width: 4 small buckles 1.8cm 1 large buckle 2.4cm Please refer to photos 9 and 10 for D-rings, etc. Material: Plastic Feel free to ask any questions. Please consider this item, understanding that it is an unused item stored at home. #paracord #backpackmaterial