- This item will be shipped via UPS Ground Service. Please Note: Due to USPS international mailing standards, at this time, we cannot ship items with lithium batteries to military addresses (APO, FPO or DPO).
- Dial in to your stats with the help of the s3+ sensor holder from Polar®.
- Designed to protect the Polar s3+ sensor from the rigors of running.
- Elastomer holder attaches via your shoelace.
- Sensor is placed inside holder and sealed to prevent it from dropping during training.
- Holder promotes a more accurate speed, pace and distance measurement because the sensor is firmly mounted.