Pay in 4 interest-free payments of $14.75 Learn more
Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
Includes 1 Beanie and 1 SuperKnit Band
and an additional battery so you always have a backup
Bold and one-of-a-kind
100% of participants reported minimal to no light leak while wearing the mask
MG SportFlex Band | Swell Device Includes 1 Beanie and 1SportFlex 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.