1、Sturdy And Robust: This D ring rivet is made of excellent zinc alloy and iron material, which is sturdy and abrasion resistant, not easy to be damaged, fine workmanship, not easy to be worn or rusted, not easy to fade, rugged and can withstand daily use. 2、360 Degree Rotatable D Ring Design: This metal ball studs rivet comes with a 360 degree rotatable D ring which allows for easy installation and removal, making it very easy and practcal to use. 3、Easy To Use: This button ball stud rivet is very easy to use, you need to use a hole punch to make a hole in the craft, insert the stud screw into the hole, and then just tighten the screw on the base. 4、Multifunctional: This ball studs rivet is multifunctional and suitable for you to make your own individualized accessories, you can insert them into your backpack or other storage pockets, attach the chain to make your bag better to carry. 5、Wide Application: This D ring stud rivet has a wide range of applications, which can be used can be used for handbags, pet collars, leather jackets, wallets, leather pants, backpacks, hats and so on. Item Type: D Ring Rivet Material: Zinc Alloy, Iron Use: D ring rivets can be used for handbags, pet collars, leather jackets, wallets, leather pants, backpacks, hats, etc. Size: Approx. 11x19mm / 0.43x0.75in 20 x D Ring Rivets (with Screws)