Product Description Features: The deep and thick thread on the snap stud screws provides a strong bite, so it can be held well without loosening and deformation. Stainless steel canvas snaps fit with 3/8 inch buckles on any item, so check the size before ordering. Specifications: Material: stainless steel Color: silver Size: as shown in the pictures Package includes: 50 x Metal stud screws Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays. Small items include, please keep away from children.