Description:1. The spring bar is a small stainless steel bar that can be pressed at each end, like a spring. You can use a spring bar tool or just your fingernail to press one end of the spring bar, and then push it into the hole inside the watch buckle.2. Made of great plastic, corrosion resistance, sturdy material for stable connection with both sides of the watch band.3. for 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.4. Please confirm the size of the buckle side of strap before your ordering.Features:Material: PEColor: WhiteFit Strap Width: 20mm / 0.79-inchTotal Size: 29.5 x 23.5mm / 1.16 x 0.93-inch(L*W)Spring Bar Length: 22mm / 0.87-inchPackage Content:2 x Watch Strap
