Closed rivets are used in situations where both sides of the rivet are visible or come into contact with another surface, such as bag handles, grips, leashes, collars, harnesses, etc.The listed price is for a pair as shown in the photo!This size of rivet is used not only for Beta Biothane straps.The appropriate size of the rivet is determined by the thickness of the material being joined, such as Biothane, nylon webbing, leather, or fabric. Always add an extra 2mm to the width of the material.Material: SteelFinish: Nickel-plated