Polar White - Premium FKM Rubber Strap (for Zenmaster) butterfly clasp to instantly change the look

to instantly change the look and wrist-feel of your Zenmaster watch

Zenmaster slides through any shirt sleeve thanks to its extremely slim

Get your watch wet without worries with 10ATM water resistance (up 100 meters)

Maintain a smudge-free appearance thanks to fingerprint and sweat resistant coatings

Zenmaster was designed in-house by pOrtahl®

Polar White - Premium FKM Rubber Strap (for Zenmaster) butterfly clasp to instantly change the lookCustomize your Zenmaster look with selection of premium FKM rubber straps in a variety of curated colors. FKM rubber is highly resistant to wear and tear, which is why it's often used in the aerospace and automotive industries. You'll notice when you pick your straps up out of the box that they're unexpectedly weighty. That's because of the super high density of FKM rubber. This is the highest quality rubber you can find. Switch between your included