Thank you for viewing. This is a set of 10 buckles. Size: Approximately 1.5 x 3.0 cm Material: Plastic Hole size: Approximately 0.5 x 1.0 cm 4mm paracord can also be threaded through. How about using them for making accessories? They can be used for various items such as collars and bracelets. Black, set of 10. Shipping is planned via regular mail. It may take some time, but we will definitely ship it. This is an overseas product. Please understand if there are any oversights such as scratches or scuffs. Buckle Outdoor Cord locker Cord lock stopper Collar Bracelet Side release Material...Plastic