Aftershokz Trekz Titanium Mini Headphones Size:One size fits all With reflective detailing to give

With reflective detailing to give added visibility

A fusion blend for comfort

lower back

Expandable main pocket volume

Aftershokz Trekz Titanium Mini Headphones Size:One size fits all With reflective detailing to giveThe lightweight and comfortable Trekz Titanium Mini wireless stereo headphones are the safest alternative to traditional sport headphones and earbuds. Bone conduction technology, an open ear design and a suite of convenient features deliver premium music play and crystal clear calling without compromise. Designed with athletes in mind, Trekz Titanium are sweatproof, secure, and will allow you to hear your surroundings no matter where life takes you.