Women's Nike Structure Plus Color:Light Silver | Metallic Silver (004) This premium heart rate strap

This premium heart rate strap transmits real-time heart rate data over ANT+® connectivity and BLUETOOTH® Low Energy technology

it may be appropriate for you to complete both a VO2 max test and a Lactate Threshold test

Fit: Unisex One Size Fits Most - Designed with adjustable front and side straps to comfortably fit a wide range of body types

The Knee Pro-Tec absorbs stress to the knee by reducing vibrations in the femoral grove

The adjustable buckle allows a perfect fit for any body type

Women's Nike Structure Plus Color:Light Silver | Metallic Silver (004) This premium heart rate strapDouble stacked foam creates our most cushioned stability shoe yet. Take supportive cushioning to the next level in the Structure Plus. Nike stacked responsive ZoomX foam on top of ReactX foam for a smooth, yet secure, ride. Plus, the midfoot support system provides a stable transition from heel to toe. Dialled Up Cushioning Nike combined premium ZoomX foam with sturdy ReactX foam to give you an ultra comfortable, ultra responsive feel. Trusted