How to put the sensor in the band? What's the right way? Push it with thumbs from the back side to the front side. Do Not push from front to back (It will be a little hard) Fetures Perfectly fit your Sensor and give you comfortable wearing experience. Replacement Band with Clasps Only! Material: TPU + TPE Size: 225 x 15 x 10 mm Package list: 1 x Band Replacement
