Features: Color: Silver Tone; Fit Strap Width: 20mm / 0.79-inch; Total Size: 24 x 31mm / 0.94 x 1.22-inch(L*W); 1 x Polished Watch Strap Material: They are made of stainless steel with Polished finish and PVD coating that is rust-resistant, strong and durable for stable connection with both sides of the watch band. Easy to Use: The spring bar is a small stainless steel bar that can be pressed at each end, like a spring. You can just to press one end of the spring bar, and then push it into the hole inside the watch buckle. Width Selection: Compatible with 20mm width watch strap. Measure width from side to side where the buckle attaches, notice that many watch bands have a taper and are narrower at the end where the buckle attaches than at the end where the watch attaches. Note: Please confirm the size of the buckle side of strap before your ordering.