OpenFit Air Wireless Bone Conduction Headphone Size:One Size A soft engineered knit upper

A soft engineered knit upper comfortably wraps your foot while supplying advanced ventilation

The loose fit and smart design make freedom of movement a given

Traditional style snorkel

viscose and elastane

The fit is not too tight and not too loose — just perfectly comfortable

OpenFit Air Wireless Bone Conduction Headphone Size:One Size A soft engineered knit upperOpen Ear Comfort & Situational Awareness Air Earhook for a Secure Fit Balanced Natural Sound Up to 28 Hours of Listening Shokz Open Ear True Wireless Earbuds. Featuring our signature open ear design, an adaptable ear hook for improved comfort,and weighing only 8. 7g1. Its not just what you want, It's what you didn't know you needed. The Science of Fit. Through extensive studies and tests, the Shokz Lab engineers designed an ergonomic dual bevel design