Open Box NeoSport 2mm Low Top Neoprene Sock, Size: 15 Scuba Fins Optical heart rate5 technology gauges

Optical heart rate5 technology gauges activity intensity as well as heart rate variability to calculate your stress level

If the purchased size does not dress properly

allowing to attach a clip or lanyard

river running

Range 150 mt (500 ft) any drection (doesn't work underwater)

Open Box NeoSport 2mm Low Top Neoprene Sock, Size: 15 Scuba Fins Optical heart rate5 technology gaugesPlease note this is an OPEN BOX offer. The item will be in new condition, but may not have original packaging. PRODUCT DESCRIPTION Low cut style Exclusive XSPAN material Reinforced screened bottom to help provide long life to a traditional high wear area 2mm Sock Flatlock seams This product does not carry a valid manufacturers warranty.