Compatible ModelsThe soft elastic nylon watch straps compatible with Fitbit Inspire 3 strap/Fitbit Inspire 2 strap /Fitbit Inspire strap /Fitbit Inspire HR strap /Fitbit Ace 3 strap /Fitbit Ace 2 Strap for Women Men Kids. Adjustable Size ElasticityThe compatible with fitbit inspire 3 strap for women men have strong super stretchy elasticity. Easy to adjusta buckle design allows you to adjust the size of elastic inspire 2 strap to suit your wrist without rubbing on your skin. Suitable for wrist size 4.7- 9.8(120mm-250mm). Soft Premium Materiall This compatible with fitbit inspire 2 strap for women men is made of soft,breathable,durable and premium super elastic nylon,very lightweight comfortable to wear. Suitable for all day exercise and daily wear. Upgraded Connectors Security We have upgraded the connector of Compatible elastic inspire 3 strap to ensure that the stretchy nylon straps can be accurately and reliably locked to Fitbit Inspire 3/Inspire 2/Inspire/Inspire HR/Fitbit Ace 3/Ace 2,even during strenuous exercise. The spring with quick release can be quickly installed and removed in a few seconds without any tools. After-sales ServiceAnytime you have questions about quick release Compatible inspire straps,please feel free to contact us,We will help you solve the problem within 24 hours. The products can enjoy 12 months warranty after sale service.