Sonic Jersey M Activity_Running extensive venting and audio-ready removable

extensive venting and audio-ready removable ear pads

The soft mini ripstop functional material provides perfect protection against moisture and snow - light insulating goose down provides an insulating feel and keeps you pleasantly warm on cold days

but highly functional

The exclusive solution of the leg bottom - in variable tension shuttle fabric - ensures perfect tightness without any compression

and a Velcro waist adjuster

Sonic Jersey M Activity_Running extensive venting and audio-ready removableSonic is an exceptionally light and breathable jersey that adapts to the body with a super stretchy and aerodynamic design. It is the essence of style, technology and maximum performance: the special one piece tubular construction is close fitting and ergonomic for total freedom of movement and ideal on scorching hot days. The raw cut 3D fabric collar has no overlapping seams for absolute comfort.