20mm Strap For Samsung Galaxy 4 40mm 44mm / Watch 4 Classic 42mm 46mm/Active 2 40mm 44mm / Watch 3 41mm Silicone Band Bracelet 

20mm Compatible models

Samsung Galaxy watch 4 40mm 44mm

Samsung Galaxy watch 4 classic 42mm 46mm

Samsung Galaxy watch 3 41mm

Samsung Galaxy watch 42mm

Samsung Galaxy watch Active 2 40mm 44mm
Samsung Gear s2 classic / Gear Sport

Amazfit GTS-2-2e-mini-GTS 3

Amazfit gtr 42mm

Huawei watch GT/2/2e/pro 42mm

Xiaomi mi watch lite

Garmin Vivoactive 3 / 3 music / Forerunner 245 / Forerunner 645
And other traditional or Smart Watches with standard"20mm"lug width

Package include : 1 watch band ( Not include watch )