Mibro smartwatch strap (X1/A1/Lite 2/A2/C3) Black. The Mibro smartwatch strap is an excellent choice for those who appreciate simplicity and elegance, as it features a minimalist design. The strap offers up to 16 eyelets thanks to which it will fit any wrist. It is perfectly compatible with Mibro X1, A1, Lite 2, A2 and C3 smartwatches. Package contents Smartwatch strap Brand. Mibro Color Black Material Silicone Compatibility Mibro X1/A1/Lite 2/A2/C3.