> 44mm/45mm/46mm/49mm S/M size: fits for 140-190mm wrists. > 44mm/45mm/46mm/49mm M/L size: fits for 160-210mm wrists. ●The air holes on the band make it more breathable and comfortable, specially design for Gym, Picnic, Swimming pool, Climbing, Hiking, Camping, Traveling.
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