The strap is size Large (155mm).

The new Hera Braided Stretchy fabric bracelet by WiWU for Apple Watch is one of the most comfortable and convenient straps available on the market. It is a strap made of high-quality elastic fabric that "wraps" around your wrist without the fear of coming undone.

It comes with integrated magnetic parts, so no conversion is needed to make it compatible with the Apple Watch.