Apple Watch Nike

Use the chart below to determine the right size for you.

Scroll horizontally to see more sizes.

Nike Sport Band
Size40mm - S/M40mm - M/L41mm - S/M41mm - M/L42mm - S/M42mm - M/L45mm - S/M45mm - M/L46mm - S/M46mm - M/L
Band fits wrists130–180mm130–180mm130–180mm130–180mm130–180mm130–180mm140–190mm160–210mm140–190mm160–210mm
Compatible with watch face size 38mm, 40mm, 41mm, 42mm38mm, 40mm, 41mm, 42mm38mm, 40mm, 41mm38mm, 40mm, 41mm38mm, 40mm, 41mm38mm, 40mm, 41mm44mm, 45mm, 46mm, 49mm44mm, 45mm, 46mm, 49mm44mm, 45mm, 46mm, 49mm44mm, 45mm, 46mm, 49mm
Nike Sport Loop
Size40mm41mm42mm45mm46mm
Band fits wrists130 – 190mm130 – 190mm130 – 190mm145 – 220mm145 – 220mm
Compatible with watch face size 38mm, 40mm, 41mm, 42mm38mm, 40mm, 41mm, 42mm38mm, 40mm, 41mm, 42mm44mm, 45mm, 46mm, 49mm44mm, 45mm, 46mm, 49mm

Measure the circumference of your wrist to determine band size. Most women's wrists are within the 140–175mm range. Most men's wrists are within the 165–195mm range.