Compatible Devices: This Replacement strap is specially compatible for Fitbit Versa 2/Fitbit Versa/Fitbit Versa Lite Edition/ Fitbit Versa Special Edition (Note: No Watch included) Adjustable Sizes: Small size for 5.5"- 7.1"wrist,The fitbit versa strap has a solid metal buckle, which can be adjusted according to the size of your wrist Premium Silicone: This wristband compatible for Fitbit versa 2 strap is made from skin-friendly silicone, it's soft and lightweight, sweat and water resistant, easy to clean and no need to worry about fading Secure Connector: Upgraded and improved-built quick release pins features a stable and reliable performance, holds your versa strap securely in place during heavy exercise Easy to Remove and Install: These fitbit versa straps/fitbit versa 2 straps with stainless steel pins on both ends, which can lock your fitbit versa/versa 2/versa lite interface precisely and securely, avoid falling off. And it only need several seconds to install or remove, it is very convenient Closure: Buckle