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fast-paced sports and activities
and an additional battery so you always have a backup
0 when you’re breaking a sweat
and a smooth to the touch fabric that provides compression and breathability
MG SportFlex Band | Swell Device fast-paced sports and activitiesSportFlex is a high performance band made from durable and soft touch silicone. Its waterproof, dirtproof, sweatproof, and stainproof, with an adjustable closure system and ventilation details. No matter the sport, water activity, or competition, SportFlex is ready. On your toughest days, SportFlex is the band you need. These bands are built for a WHOOP Medical Grade device and includes ECG indents.